by 유재연(Jae Yeon Yoo), 임경열(Kyoung Yuel Lim)
Published in 언어치료연구 (01.06.2015)

by 최웅(Woong Choi)
Published in 디지털콘텐츠학회논문지 (01.02.2023)

by 김수연, Su Yhen Kim, 하대현, Dae Hyun Ha
Published in 독서연구 (30.12.2006)

by 이순형(Soon Hyung Yi), 서봉연(Bong Yeon Suh), 이소은(So Eun Lee), 성미영(Mi Yong Sung)
Published in Korean Journal of child studies (1999)

by 윤영아(Yeong A Yun), 이지윤(Ji Yun Lee)
Published in 언어치료연구 (01.10.2020)