Tanjae Sin Chʻae-ho ŭi hyŏndaejŏk chomyŏngSin, Chʻae-ho, In-chʻang Song · First published 2003Open the Tome
Chut'aek imdae sijang kujo pyŏnhwa e taeŭng han chŏngch'aek kaesŏn panghyangSong, In-ho · First published 2016Open the Tome
Uri nara ŭi chut'aek kagyŏk kwa t'onghwa chŏngch'aekSong, In-ho (Researcher in economics) · First published 2012Open the Tome
Sŏch'onHong-bin Kang, Sang-bin Pak, In-ho Song, Ho-sik Ch'oe, Chŏng-nyong Sin, In-ho Ch'oe · First published 2010Open the Tome