000 00378nam a2200157Ia 4500
001 56561
008 140506s9999 xx 000 0 und d
020 _aNA
040 _cPK-LaUMT
082 _aMAL 509.54
_bIND-
245 _aIndian science congress [62: 1975:Delhi]
260 _aDelhi,India:
_bUniversity of Delhi,
_c1975
300 _a106 p.
546 _aEN
942 _cBK
999 _c53874
_d53874