000
00284nam a22001097a 4500
082
_a
537
_b
DES/DES
100
_a
Deshpande, N. D
_9
1685393
245
_a
Experiments in comunication Electronics
260
_a
Mumbai:
_b
Himalaya Publishing House;
_c
2022.
300
_a
74p.
942
_c
BK
999
_c
1092188
_d
1092188