No title
CCITT
BLUE BOOK,VOLUME III,FASCICLE III.3: TRANSMISSION MEDIA CHARACTERISTICS RECOMMENDATIONS G.601-G.654 ( - GENEVA ITU 1989 - 129
SC-021
ERNET
335
BLUE BOOK,VOLUME III,FASCICLE III.3: TRANSMISSION MEDIA CHARACTERISTICS RECOMMENDATIONS G.601-G.654 ( - GENEVA ITU 1989 - 129
SC-021
ERNET
335