Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sagayama Tsumoru and Tonosaki Tokuji and Kondo Tsutomu and Okamura Satoshi and Sato Kiminori,"Stratigraphy and paleoenvironment of Upper Pleistocene to Holocene sediments in the Ishikari Plain, Hokkaido, Japan",The Journal of the Geological Society of Japan,00167630,The Geological Society of Japan,2010,116,1,13-26,https://cir.nii.ac.jp/crid/1390001206237353856,https://doi.org/10.5575/geosoc.116.13