000 00277 a2200073 4500
245 0 _aCCITT Plenary Assembly (Green Book) Geneva, 1972 :
_bLine Transmission /
_c.
_nVol.3-1
710 2 _aInternational Telecommunication Union.
_eWydawca
_4pbl
260 _aGeneva :
_bITU,
_c1973.
300 _aXXV, 301 s.;
_c30 cm.
999 _c13388
_d13388