Saphwabon Wŏnhyo Taesa = Great monk Wonhyo (Wonhyo Daesa)Yi, Kwang-su · First published 2013Open the Tome
Wŏnhyo yŏnʼgu nonchʻongSŏng, Wŏnhyo Tae Simpʻojium (1987 Seoul, Korea) · First published 1987Open the Tome