01036nam 2200325 450 991013578900332120231206173956.00-7381-4214-X(CKB)3780000000089193(NjHacI)993780000000089193(EXLCZ)99378000000008919320231206d1980 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierANSI/IEEE Std 487-1980 /Institute of Electrical and Electronics Engineers[Place of publication not identified] :IEEE,1980.1 online resource (516 pages)ANSI/IEEE Std 487-1980: IEEE Guide for the Protection of Wire-Line Communication Facilities Serving Electric Power StationsElectric power-plantsElectric power-plants.621.3121NjHacINjHaclDOCUMENT9910135789003321ANSI2072434UNINA