by 유영창(Young-Chang Yoo), 김효준(Hyo-Joon Kim), 김찬선(Chan-Sun Kim)
Published in 한국콘텐츠학회 논문지, 11(6) (2011)

by 이진희(Jin-Hee Lee), 김효준(Hyo-Joon Kim), 차재석(Jae-Seok Cha), 박희천(Hee-Cheon Park)
Published in 한국조류학회지 (01.05.2008)

by 강민완(Min-Wan Kang), 김효준(Hyo-Joon Kim)
Published in The Journal of the Korea Contents Association (28.04.2011)