Koryŏ sigi saengt'ae hwan'gyŏng yŏn'gu /

by Yi, Pyŏng-hŭi, 1958-
Published 2023

Koryŏ sidae ch'ŏnmun hyŏnsang kirokchip /

by An, Yŏng-suk, An, Yŏng-suk, An, Yŏng-suk, Min, Pyŏng-hŭi (Astronomical cosmology researcher), Min, Pyŏng-hŭi (Astronomical cosmology researcher), Min, Pyŏng-hŭi (Astronomical cosmology researcher), Yi, Ki-wŏn, 1969-, Yi, Ki-wŏn, Yi, Ki-wŏn, 1969-, Kim, Sang-hyŏk, Kim, Sang-hyŏk, Kim, Sang-hyŏk
Published 2020