00613nam a2200205Ia 4500 210417s9999 xx 000 0 und d 9781632405975 1632405970 621.382 EKM 22.621.382 EKM Telecommunications engineering : networks and architecture Telecommunications engineering networks and architecture 1st ed. "viii, 240 p. : ill. ; 30 cm. , hbk." New York Clanrye International 2017 " Ekman, Bernhard" edited by Bernhard Ekman 490622 490622 0 0 ddc 0 0 ACL ACL 6A 2021-04-17 0 621.382 EKM 611155 2026-02-09 00:00:00 2021-04-17 BK