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170. 北海道天北炭田における淡水成堆積物の硫黄含有量と主成分の化学組成
170. Sulfur content and chenical composition of fresh water muddy sediments in part Tenpoku cool fild in Hokkaido
1994
Annual Meeting of the Geological Society of Japan
170. Sulfur content and chenical composition of fresh water muddy sediments in part Tenpoku cool fild in Hokkaido