"Nikkan rentai undō" no jidaiYi, Mi-suk (Researcher in sociology) · First published 2018Open the Tome
Yŏngam chiyŏk ŭi ŏnŏ wa munhwaYi, Chin-suk (Researcher in dialectology) · First published 2016Open the Tome
Uri nara tongnip undonggi ŭi chʻeyuk sasang e kwanhan kochʻalYi, In-suk. · First published 1980Open the Tome