000 00275nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a321.3851 VAL
100 _aVALKENBURG (Van)
245 _aNetwork Analysis
260 _aNEW DELHI
_bPHI
365 _cRS
999 _c190245
_d190245