TY  - BOOK
AU  - Bis.
TI  - Is 12986 (part1) :1990 indian standard biogas plants glass fibre reinforced poly ester resin holders specification
SN  - 0
U1  - 621 
PY  - 1994///
CY  - New Delhi
PB  - Bureau Of Indian Standard
KW  - Applied physics
ER  -