Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HISADA Ryuki,A Survey on the Uses of Words Expressing Degree or Quantity on Scientific Concepts in Science Textbooks for Primary and Secondary Schools Pupils,Journal of Science Education in Japan,0386-4553,Japan Society for Science Education,1985,9,4,139-148,https://cir.nii.ac.jp/crid/1390282680727461248,https://doi.org/10.14935/jssej.9.139