000
00257nam a2200109Ia 4500
008
230901s9999 xx 000 0 eng d
100
_a
Somasundaram (RM)
245
0
_a
Discrete Mathematical Structure
250
_a
1
260
_b
PHI
942
_2
ddc
_c
SCIENCE
999
_c
18193
_d
18193