00585na  a2200181   4500001001300000005001500013008004100028024002700069035002700096100001400123370004800137372004000185373002000225374005700245377001400302400001700316670007000333KAC20189853620180820092023180816 b aznnnaabn          fa aaa      7 a00000004682286182isni  a(KISTI)ADPER00002824381 a김정수  c한국(국명)[韓國]0KSH20000101452nlsh  a철도[鐵道]0KSH19980045772nlsh  a서울메트로  a연구원(연구자)[硏究員]0KSH19980377142nlsh  l한국어1 aKim, Jeongsu  a한국과학기술정보연구원(KISTI)uhttps://www.kisti.re.kr