000
00299nam a2200109Ia 4500
999
_c
4781
_d
4781
008
190326s9999 xx 000 0 und d
082
_a
378.242 B115D
100
_a
Babu,P. Sreedhar
_9
891
245
0
_a
Digital Signatures Using Public Key Cryptography
260
_a
Surathkal
_b
K.R.E.C
_c
2000
942
_c
TH