000 00303nam a2200121Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a531
082 _bIYE/S
100 _as.suryanarayana
_biyer
245 0 _astatics by vector methods
260 _b the upper india publishing house ltd
260 _c1968
999 _c9401
_d9401