Chʻŏnʾgun pisang kyeŏm kwa nambok tʻongil : chŏngchʻi sŏmni ŭi tae yeŏn : Sin ŭn wae chʻŏnʾgun pisang kyeŏm ŭl sŏnpʻo haeyaman hana? / - Kim, Yŏng-sŏp. (Chʻŏnʾgaesa,, 1987)