by 이은경, 전영주
Published in 한국학교수학회논문집 (31.03.2018)

by 이은경, 전영주
Published in 韓國學校數學會論文集 (31.03.2018)

by 한현구, 임해미
Published in 韓國學校數學會論文集 (30.09.2024)

by 박해인, 이지연, Haein Park, Jee Yeon Lee
Published in Chŏngbo Kwalli Hakhoechi (2023)

by 박경희, 최호성, 손정우, 박지은, 서혜애, 정현철
Published in 교육과정평가연구, 8(1) (01.06.2005)

by 최정원(Jeong-Won Choi), 이은경(Eunkyoung Lee), 이영준(Youngjun Lee)
Published in 韓國컴퓨터情報學會論文誌 (2013)