000
00275nam a2200085Ia 4500
001
MPKV107725
008
120911s9999 xx 000 0 und d
245
_a
Invention Intelligence. Vol.16-17
_c
;
260
_a
New Delhi.
_b
National Research Development, Corporation of India
_c
1981-82
999
_c
71091
_d
71091