TY  - BOOK
AU  - UN STATISTICAL COMMISSION AND ECO. COMMISSION FOR EUROPE
ED  - UN STATISTICAL COMMISSION AND ECO. COMMISSION FOR EUROPE
TI  - Statistics of air quality :  Some methods
T2  - "UN, Conference Of European Statisticians, Economic Commission For Europe"
U1  - "D854:(B28), M4/UN" 
PY  - 1984///
CY  - New
PB  - York United Nation U S A  
KW  - Computer Science
ER  -