NNyu ik'willibŭriŏmNyu ik'willibŭriŏmde Che-yŏng Chŏng, Paul Kim, Chae-hwa Ch'oe, Ki-sŏng ChoMateriasEducational changeEducational technologySocial distancing (Public health) and educationArtificial intelligenceEducational applicationsCOVID-19 Pandemic, 2020-Education
CChayurhyŏng saripko unyŏng mohyŏng kaesŏn pangan yŏn'guChayurhyŏng saripko unyŏng mohyŏng kaesŏn pangan yŏn'gu
CChe 4-ch'a sanŏp hyŏngmyŏng sidae ŭi Han'guk kyoyuk ŭi chŏnmChe 4-ch'a sanŏp hyŏngmyŏng sidae ŭi Han'guk kyoyuk ŭi chŏnmang kwa kwaje
TTijit'ŏl sidae wa 4-ch'a sanŏp hyŏngmyŏng e taebi han kyoyukTijit'ŏl sidae wa 4-ch'a sanŏp hyŏngmyŏng e taebi han kyoyuk ŭi sidae