000 00277nam a2200121 a 4500
003 EIA
001 11670
942 _02
_2ddc
_cBK
245 _aPrinciples of communications satellites
260 _cc1993
008 141112s1993 ck r 000 u spa d
082 _a621.382
_bG662
999 _c11343
_d11343