000 00331nam a2200133Ia 4500
008 211115s9999 xx 000 0 und d
041 _amni
082 _aO152,3N49,D
_b2Q9
100 _aVishwas Anand
245 0 _aDevam :
_cby Anand Vishwas .
260 _aM:
_bKT pblications,
_c2019
300 _av-xvii, 19-132p.
942 _cTB
999 _c79137
_d79137