TY - BOOK AU - Saito, T Igarashi, Y TI - Heat pumps solving and environmental challeges proceeding of the 3rd international energy agency heat pump conference tokyo SN - 0-08-040193-7 U1 - 621.40 HEA'S PY - 1990/// CY - OXFORD PB - PERGMAN PRESS KW - HEAT PUMPS CONGRESSES ER -