000 00237 a2200073 4500
245 0 _aConference on Earth Station Technology /
_c.
710 2 _aInstitution of Electrical Engineering.
_eWydawca
_4pbl
260 _aLondon :
_bIEE,
_c1970.
300 _aVIII, 446 s.;
_c30 cm.
999 _c2456
_d2456