000 00462nam a2200181Ia 4500
005 20250425161015.0
008 250425s9999 xx 000 0 und d
041 _aeng
082 _a333.7916
110 _aECONOMIC COMMISSION FOR EUROPE
245 0 _aEFFICIENT USE OF ENERGY SOURCES IN MEETING HEAT DEMAND
250 _aS.E.
260 _aEstados Unidos
_bUNITED NATIONS
_c1984
260 _aNEW YORK
300 _a183
942 _c01
010 _a10453
999 _c200554
_d200554