000
00308nam a2200109Ia 4500
008
201121s9999 xx 000 0 und d
100
_a
Chandha, Y.R.
245
0
_a
Journal of Scientific And Industrial Research
260
_b
New Delhi,National Institute Of Science Commnication
300
_c
502
942
_c
BV
999
_c
16296
_d
16296