TY - BOOK ID - 137753044 TI - Assessment of hybrid geothermal heat pump systems AU - United States. AU - Federal Energy Management Program (U.S.) PY - 2001 PB - Washington, D.C. : U.S. Dept. of Energy, DB - UniCat KW - Ground source heat pump systems. KW - Hybrid power systems. UR - https://www.unicat.be/uniCat?func=search&query=sysid:137753044 AB - ER -