Vistor's Cognition Attrtude and Sandscape Analysis of Naesorak in Soraksan National Park
Korean Journal of Environment and Ecolog Vol.11 4 (1998.03) pp.506-522
Herpetofauna of the Naesorak in Soraksan National Park
Korean Journal of Environment and Ecolog Vol.11 4 (1998.03) pp.391-396