Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ZHANG Lanyun and MATSUMOTO Ryo and SCHENK Paul E.,219 Variation in carbon isotopic composition of the lacustrine deposits (Early Visean) of eastern Canada,Annual Meeting of the Geological Society of Japan,1348-3935,The Geological Society of Japan,1996,1996,0,196,https://cir.nii.ac.jp/crid/1390282680513289088,https://doi.org/10.14863/geosocabst.1996.0_196_2