@article{oai:mue.repo.nii.ac.jp:00001082, author = {西城, 潔 and 加藤, 拓己}, journal = {宮城教育大学環境教育研究紀要, Miyagi University of Education,annual reports of environmental education}, month = {}, pages = {35--40}, title = {沼の水位変動とその環境教育教材化の可能性--国立花山少年自然の家付近の小沼を例に}, volume = {8}, year = {2005} }