Assessing the economic value of a public birdwatching interpretative service using a contingent valuation method / Choong-Ki Lee [et al.]
Protecting cultural heritage tourism sites with the ubiquitous sensor network / Jachun Joo, Jaegeol Yim, Choong-Ki Lee
Cross-cultural comparison of the image of Guam perceived by Korean and Japanese leisure travelers: importance-performonce analysis / Gyehee Lee, Choong-Ki Lee