"Title not available"(PDF) (in Korean). Korea Culture & Travel Institute. 2012. pp. 138–39. Archived from the original(PDF) on March 4, 2016. Retrieved June 30, 2013.
"Title not available"(PDF) (in Korean). Korea Culture & Travel Institute. 2012. pp. 138–39. Archived from the original(PDF) on March 4, 2016. Retrieved June 30, 2013.