Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) NAKAGAWA Tetsuo and TANIKAWA Naoya,Practical Lessons on Visible Formation Reactions of Alums,JSSE Research Report,1882-4684,Japan Society for Science Education,2001,15,5,7-12,https://cir.nii.ac.jp/crid/1390001206109353728,https://doi.org/10.14935/jsser.15.5_7