Kwang-ho Yi
1941
Changsŏgak sojang Hanʼgŭl pʻilsa charyo yŏnʼgu- Chŏnju Yi Ssi Tŏkch'ŏn'gunp'a chongt'aek Han'gŭl kanch'al
- Chŏnʼguk 7-kae tosi kanpʻan siltʻae chosa yŏnʼgu
- Chosŏn hugi Hanʼgŭl kanchʻal (ŏnʼgan) yŏnginbon
- Kugŏ kyŏkchosa ʻŭl, rŭlʼ ŭi yŏnʼgu
- Kugŏ munpŏp ŭi ihae
- Kŭndae kugŏ munpŏmnon
- Kwangsan Kim Ssi kamun Han'gŭl kanch'al
- Taejŏn Andong Kwŏn Ssi Yuhoedangga Han'gŭl kanch'al oe
- Ŭisŏng Kim Ssi Ch'ŏnjŏnp'a, Ch'ogye Chŏng Ssi Han'gŭl kanch'al
- Ŭisŏng Kim Ssi Kim Sŏng-il p'a chongt'aek Han'gŭl kanch'al
- Ŭnjin Song Ssi Song Chun-gil kamun Han'gŭl kanch'al