Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOBAYASHI Masami,Study of Competency Formation Methods in Teacher-Training Curricula Based on Study of Spatial Awareness Development Tendencies in Early Elementary School Students in Matsudo City,THE NEW GEOGRAPHY,05598362,The Geographic Education Society of Japan,2018,66,2,1-21,https://cir.nii.ac.jp/crid/1390564238094776832,https://doi.org/10.5996/newgeo.66.2_1