Yi, Chi-gwan
1932
Han'guk Pulgyo soŭi kyŏngjŏn yŏn'gu- Hanʼguk kosŭng pimun chʻongjip
- Hanʼguk kosŭng pimun chʻongjip
- Hanʼguk Pulgyo kyeyul chŏntʻong
- Hanʼguk Pulgyo munhwa sasangsa
- Hanʼguk Pulgyo soŭi kyŏngjŏn yŏnʼgu
- Kasan Pulgyo taesarim =
- Kyogam yŏkchu yŏktae kosŭng pimun
- Kyogam yokchu yoktae kosung pimun (Hanguk Pulgyo kumsongmun kyogam yokchu)
- Nambukchŏn yukpu yulchang pigyo yŏnʾgu
- Pulgyo sŏrhwajip
- Sinhaeng ilgam