Bocker P
ISDN the integrated services digital network Concept, methods, systems - 2nd ed. - Berlin Springer verlag 1992 - 258 p
ГФ 16112
Англи хэл дээр,
3-540-54819-x
integrated services digital networks data network
ISDN the integrated services digital network Concept, methods, systems - 2nd ed. - Berlin Springer verlag 1992 - 258 p
ГФ 16112
Англи хэл дээр,
3-540-54819-x
integrated services digital networks data network