TY  - BOOK
AU  - United Nations Economic Commission for Europe
ED  - United Nations Economic Commission for Europe
TI  - Efficient use of energy sources in meetion heat de
U1  - X9(F55).5.N8, M4/UN 
PY  - 1984///
CY  - New York
PB  - United Naitons USA       
KW  - Fuel
ER  -