00650oas 2200229z- 450 991033902160332120180210021150.02092-805X(CKB)2660000000009406(DE-599)ZDB3170232-6(EXLCZ)99266000000000940620171113cuuuuuuuu -u- -engJournal of information processing systemsSeoulKorea information processing societyRefereed/Peer-reviewed1976-913X JIPSJOURNAL9910339021603321Journal of information processing systems1980251UNINA