@article{oai:fukuoka-edu.repo.nii.ac.jp:00001212,
 author = {有田, 佳世 and ARITA, Kayo and 森田, 愛子 and MORITA, Aiko},
 journal = {福岡教育大学紀要. 第四分冊, 教職科編, Bulletin of Fukuoka University of Education. Part IV, Education and psychology},
 month = {Feb},
 pages = {25--35},
 title = {算数の割合文章題における図と言い換えの有効性},
 volume = {57},
 year = {2008},
 yomi = {アリタ, カヨ and モリタ, アイコ}
}