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Kakkuk ŭi chadongch'a oyŏm mulchil paech'ullyang sanjŏng pangbŏp
Yu, Yŏng-suk (Transportatiion pollution researcher) · Kungnip Hwan'gyŏng Kwahagwŏn Kyot'ong Hwan'gyŏng Yŏn'suso
93 sayfa · 2006
Mathematical models / Environmental aspects / Motors / Exhaust gas / Air
Pusan Taehakkyo sasimnyŏnsa, 1946-1986
Tal-chʻŏn Kwŏn, Yong-suk Pak, Tʻag-il Yu · Pusan Taehakkyo Sasimnyŏnsa Pʻyŏnchʻan Wiwŏnhoe
816 sayfa · 1986
Pusan Taehakkyo / History
Saeroun kusang hoehwa ŭi mosaek
Sang-ok Pak, Chun-sang Yu, Pak, Yong-suk · Hanʼguk Ilbosa
139 sayfa · 1978
Korean Painting / Modern Painting