TY  - BOOK
AU  - "UN, ECONOMIC COMMISSION FOR EUROPE"
ED  - "UN, ECONOMIC COMMISSION FOR EUROPE"
TI  - Membrane technology in the chemical industy
U1  - "X9(E).5.N8, N0/UN" 
PY  - 1990///
CY  - New
PB  - York United Nations U S A  
KW  - Electrical
ER  -