Sorey, M.L., and Ingebritsen, S.E., 1983, Evolution of liquid-dominated hydrothermal
      systems with parasitic vapor-dominated zones:  Proceedings of the Fifth New  Zealand 
      Geothermal Workshop, University of Auckland Geothermal Institute, p. 17-22.
     
Sorey, M.L., and Ingebritsen, S.E., 1983, Numerical simulations of the hydrothermal system
      at Lassen Volcanic National Park:  Proceedings of the Ninth Workshop on Geothermal
      Reservoir Engineering, Stanford University, p. 365-372.
      
Sorey, M.L., and Ingebritsen, S.E., 1984, Quantitative analysis of the hydrothermal system
      in Lassen Volcanic National Park and Lassen KGRA: U.S. Geological Survey Water-Resources
      Investigations Report 84-4278, 80 p.
      
Ingebritsen, S.E., and Sorey, M.L., 1985, A quantitative analysis of the Lassen hydrothermal 
      system, north-central California:  Water Resources Research, v. 21, p. 853-868.
      
Ingebritsen, S.E., 1986, The evolution and natural state of large-scale vapor-dominated zones:  
      Proceedings of the Eleventh Workshop on Geothermal Reservoir Engineering, Stanford 
      University, p. 117-126.
     
Ingebritsen, S.E., 1986, Vapor-dominated zones within hydrothermal convection 
      systems: Evolution and natural state: PhD thesis, Stanford University.

Ingebritsen, S.E., 1987, Vapor-dominated zones within hydrothermal convection systems:  
      Proceedings of the Twelvth Workshop on Geothermal Reservoir Engineering, Stanford 
      University, p. 291-296.
      
Ingebritsen, S.E., and Sorey, M.L., 1988, Vapor-dominated zones within hydrothermal systems:  
      Evolution and natural state:  Journal of Geophysical Research, v. 93, p. 13,635-13,655.
      
Scholl, M.A., Ingebritsen, S.E., and Essaid, H.I., 1993, Comment on "Consequences of phase 
      separation on the distribution of hydrothermal fluids at ASHES vent field, Axial Volcano, 
      Juan de Fuca Ridge" by Christopher G. Fox:  Journal of Geophysical Research, v. 98, 
      p. 1,813-1,815.

Hayba, D.O., 1993, Numerical hydrologic modeling of the Creede epithermal ore-forming 
      system, Colorado:  PhD thesis, University of Illinois at Urbana-Champaign.
      
Ingebritsen, S.E., and Rojstaczer, S.A., 1993, Controls on geyser periodicity:  Science, 
      v. 262, p. 889-892.
      
Hayba, D.O., and Ingebritsen, S.E., 1994, Flow near the critical point: Examination of 
      some pressure-enthalpy paths:  Proceedings of the Nineteenth Workshop on Geothermal 
      Reservoir Engineering, Stanford University, p. 83-89.
      
Hayba, D.O., and Ingebritsen, S.E., 1994, The computer model HYDROTHERM, a three-
      dimensional finite-difference model to simulate ground-water flow and heat transport 
      in the temperature range of 0 to 1,200oC:  U.S. Geological Survey Water-Resources 
      Investigations Report 94-4045, 85 p.
      
Ingebritsen, S.E., and Hayba, D.O., 1994, Fluid flow and heat transport near the critical point 
      of H20:  Geophysical Research Letters, v. 21, p. 2,199-2,203.
      
Christenson, B.W., and Hayba, D.O., 1995, Hydrothermal eruptions in ore-forming reservoirs:  
      Analogues and models in Mauk, J.L., and St. George, J.D., eds., Proceedings of the 
      PACRIM Congress 1995, Auckland, New Zealand:  Carlton, Vic Publication Series, p. 119-124.
      
Rowan, E.L., and Goldhaber, M.B., 1995, Duration of mineralization and fluid-flow history of the 
      upper Mississippi Valley lead-zinc district:  Geology, v. 23, p. 609-612.
      
Ingebritsen, S.E., and Rojstaczer, S.A., 1996, Geyser periodicity and the response of 
      geysers to deformation:  Journal of Geophysical Research, v. 101, p. 21,891-21,905.
      
Rowan, E.L., and Goldhaber, M.B., 1996, Fluid inclusions and biomarkers in the upper 
      Mississippi Valley Zn-Pb district:  Implications for the fluid flow and thermal history 
      of the Illinois basin:  U.S. Geological Survey Bulletin 2094-F, p. F1-F34.
      
Hayba, D.O., and Ingebritsen, S.E., 1997, Multiphase groundwater flow near cooling plutons: 
      Journal of Geophysical Research, v. 102, p. 12,235-12,252.
      
Manning, C.E., and Ingebritsen, S.E., 1999, Permeability of the continental crust:  The implications
      of geothermal data and metamorphic systems:  Reviews of Geophysics, v. 37, p. 127-150.
      
Hayba, T.E., 2000, Fluid flow processes at mid-ocean ridge hydrothermal systems:  PhD thesis, Cambridge
      University.
      
Jupp, T., and Schultz, A., 2000, A thermodynamic explanation for black smoker temperatures:  Nature, 
      v. 403, p. 880-883.
      
Rathbun, J.A., 2000, Three studies of planetary processes involving heat transport; I, Formation of 
      Beta Regio, Venus; II, Ice diapirism on Europa; III, Hydrothermal systems in Martian impact 
      craters:  PhD thesis, Cornell University.
      
Rathbun, J.A., and Squyres, S.W., 2000, Interaction of groundwater with impacts on Mars:  Possible
       hydrothermal systems:  Abstracts of Papers Submitted to the Lunar and Planetary Science 
       Conference, v. 31, abstr. no. 1111.
       
Smith, T., and McKibbin, R., 2000, An investigation of boiling processes in hydrothermal eruptions:
      Proceedings of the World Geothermal Congress 2000, Kyushu-Tohoku, Japan, May 28-June 10, p. 699-703.

Gulick, V.C., 2001, Some ground water considerations regarding the formation of small Martian 
      gullies:  Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, v. 32, 
      abstr. no. 2193.

Fujimitsu, Y., Ehara, S., Nishijima, J., Kanou, R., and Hirao, T., 2002, Study of hydrothermal system
      development, Unzen volcano, Japan: A topic in Phase I of the Unzen Scientific Drilling Project:
      Proceedings of the 24th New Zealand Geothermal Workshop, p. 283-287.
      
Harrison, K.P., and Grimm, R.E., 2002, Controls on Martian hydrothermal systems:  Application to valley 
      network and magnetic anomaly formation:  Journal of Geophysical Research, v. 107, 
      doi:10.1029/2001JE001616.
      
Hurwitz, S., Ingebritsen, S.E., and Sorey, M.L., 2002, Episodic thermal perturbations associated with 
      groundwater flow:  An example from Kilauea Volcano, Hawaii:  Journal of Geophysical Research, 
      v. 107, doi:10.1029/2001JB001654.
      
Polyansky, O.P., Reverdatto, V.V., and Sverdlova, V.G., 2002, Convection of two-phase fluid in a layered 
      porous medium driven by the heat of magmatic dikes and sills:  Geochemisty International, v. 40, 
      Suppl. 1, S69-S81.
      
Rathbun, J.A., and Squyres, S.W., 2002, Hydrothermal systems associated with Martian impact craters: 
      Icarus, v. 157, p. 362-372.

Abramov, O., and Kring, D.A., 2003, Finite-difference modeling of impact-induced hydrothermal 
      systems:  Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, 
      v. 34, abstr. no. 1846.
      
Fujimitsu, Y., Ehara, S., Nishijima, J., Kanou, R., Hirao, T., and Kawagashira, K., 2003, Hydrothermal 
      system in the body of Unzen volcano after the 1990-1994 eruption:  IUGG 2003 Abstract, abstr. no. 
      V10/01P/A01-005.
      
Fujimitsu, Y., and Kanou, R., 2003, Numerical modelling of the hydrothermal system in Unzen volcano, 
      Japan:  Proceedings of 25th New Zealand Geothermal Workshop, p. 173-178. 
      
Hurwitz, S., and Ingebritsen, S.E., 2003, Good news or bad?:  New study of temperature inversions in 
      NSF deep geothermal well at Kilauea volcano:  Geothermal Resources Council Bulletin, v. 32,  
      p. 111-115.
      
Hurwitz, S., Kipp, K.L., Ingebritsen, S.E., and Reid, M.E., 2003, Groundwater flow, heat transport, 
      and water-table position within volcanic edifices:  Implications for volcanic processes in 
      the Cascade Range:  Journal of Geophysical Research, v. 108, doi:10.1029/2003JB002565.

Polyansky, O.P., Reverdatto, V.V., Khomenko, A.V., and Kuznetsova, E.N., 2003, Modeling of fluid
      flow and heat transfer induced by basaltic near-surface magmatism in the Lena-Tunguska petroleum 
      basin (Eastern Siberia, Russia):  Journal of Geochemical Exploration, v. 78-79, p. 687-692.

Abramov, O., and Kring, D.A., 2004, Impact-induced hydrothermal system at the Sudbury 
      Crater:  Duration, temperatures, mechanics, and biological implications:  Abstracts of 
      Papers Submitted to the Lunar and Planetary Science Conference, v. 35, abstr. no. 1697.
      
Abramov, O., and Kring, D.A., 2004, Numerical modeling of an impact-induced hydrothermal system at 
      the Sudbury crater:  Journal of Geophysical Research, v. 109, doi:10.1029/2003JE002213.
      
Fujimitsu, Y., Ohki, R., and Ehara, S., 2004, Temperature estimation around the conduit of the 1990-95 
      eruption at Unzen volcano by numerical simulation:  Proceedings of 26th New Zealand Geothermal 
      Workshop, p.100-103. 
      
Jupp, T.E., and Schultz, A., 2004, A poroelastic model for the tidal modulation of seafloor hydrothermal 
      systems:  Journal of Geophysical Research, v. 109, doi:/2003JB002583.  (Used HYDROTHERM EOS only)
      
Jupp, T.E., and Schultz, A., 2004, Physical balances in subseafloor hydrothermal systems:  Journal of 
      Geophysical Research, v. 109, doi:/2003JB002697.  (Used HYDROTHERM EOS only)

Reid, M.E., 2004, Massive collapse of volcano edifices triggered by hydrothermal pressurization:  
      Geology, v. 32, p. 373-376.

Abramov, O., and Kring, D.A., 2005, Impact-induced hydrothermal activity on early Mars:  Journal of 
      Geophysical Research, v. 110, doi:10.1029/2005JE002453.

Fujimitsu, Y., Kanou, R., Nishijima, J., and Ehara, S., 2005, Hydrothermal system after the 1990-95 
      eruption near the lava dome of Unzen volcano, Japan:  Proceedings of the World Geothermal 
      Congress 2005, Antalya, Turkey, CD-ROM. 

Hogeweg, N., Keith, T.E.C., Colvard, E.M., and Ingebritsen, S.E., 2005, Ongoing hydrothermal heat loss 
      from the Valley of 10,000 Smokes, Alaska:  Journal of Volcanology and Geothermal Research, v. 143, 
      p. 279-291.

Ogawam Y., and Manga, M., 2005, Generation of meltwater by dike intrusion on Mars:  Eos Transactions 
      American Geophysical Union, v. 86, Fall Meeting Supplement, Abstract P23B-0193.

Sanford, W.E., 2005, A simulation of the hydrothermal response to the Chesapeake Bay bolide impact:  
      Geofluids, v. 5, p. 185-201.

Udi, H., Ehara, S., and Fujimitsu, Y., 2005, The hydrothermal study of Merapi volcano, central Java, 
      Indonesia:  Proceedings of 3rd International Workshop on Earth Science and Technology, Kyushu 
      University, p.251-258. 

Geiger, S., Driesner, T., Heinrich, C., and Matthai, S., 2006, Multiphase thermohaline convection 
      in the Earth's crust:  II. Benchmarking and application of a finite element-finite volume 
      solution technique with a NaCl-H2O equation of state:  Transport in Porous Media, v. 63, p. 435-461.

Fujimitsu, Y., Ehara, S., and Oki, R., 2006, Geothermal fluid flow model in Shimabara peninsula:  
      Journal of the Geothermal Resources Society of Japan, v. 28, p.373-382 (in Japanese with 
      English abstract). 

Kubota, K., Nishijima, J., Fujimitsu, Y., and Ehara, S., 2006, Geothermal fluid flow derived from 
      microseismic observation - A case study of Kuju volcanic field, central Kyushu, Japan:  
      Butsuri-Tansa (Geophysical Exploration), v. 59, p.181-192 (in Japanese with English abstract). 

Okubo, A., Kanda, W., and Ishihara, K., 2006, Numerical simulation of volcanomagnetic effects due to 
      hydrothermal activity:  Annuals of Disaster Prevention Research Institute, Kyoto University, 
      No. 49C, 7 p.

Saibi, H., Ehara, S., Fujimitsu, Y., Nishijima, J., and Fukuoka, K., 2006, Hydrothermal numerical 
      simulation model of Obama geothermal field:  Geothermal and Volcanological Research Report of 
      Kyushu University, no.15, p.49-57. 

Abramov, O., and Kring, D.A., 2007, Numerical modeling of impact-induced hydrothermal activity at the 
      Chicxulub crater:  Meteocritics & Planetary Science, v. 42, p. 93-122.

Harmako, Y., Fujimitsu, Y., and Ehara, S., 2007, Shallow ground temperature anomaly and thermal structure 
      of Merapi volcano, central Java, Indonesia:  Journal of the Geothermal Resources Society of Japan, 
      v. 29, p.25-37.

Saibi, H., 2007, Numerical modeling based on gravity and hydro-geochemistry data, a case study of Obama 
      geothermal field, southwestern Japan:  PhD thesis, Kyushu University.

HYDROTHERM software and information
Hydrologic Studies of Heat and Mass Transport