@BOOK{ Book!D - 94722816,
AUTHOR = "Sreekanth, P V",
TITLE = "Digital transmission hierarchies and networks PDH, SDH and OTH",
LIBRARY= "کتابخانه مرکزی و مرکز اسناد دانشگاه گلستان",
SUBJECT = "، Synchronous digital hierarchy )Data transmission(,، Optical communications,، Data transmission systems",
URL = "/book/94722816/Digital-transmission-hierarchies-and-networks-PDH/"}