000
00295nam a2200121Ia 4500
008
170101s2000 xx 000 0 und d
100
_a
Sankara Rao G
245
0
_a
Operations Research
260
_a
Hyderaba
_b
Manisha
_c
2000
300
_a
294
650
_a
Operation Research
942
_2
ddc
_c
BK
999
_c
115293
_d
115293