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TypeAuthor(s)TitleOther TitlesCitationCitation(alt)Issue Date
article (author version)Sawada, Ken; Nakamura, Hideto; Arai, Takaaki; Tsukagoshi, MinoruEvaluation of paleoenvironment using terpenoid biomarkers in lignites and plant fossil from the Miocene Tokiguchi Porcelain Clay Formation at the Onada mine, Tajimi, central Japan-International Journal of Coal Geology-1-Mar-2013
proceedingsSawada, Ken; Akimoto, Shin-ichi; Tsukagoshi, Minoru; Nakamura, Hideto; Suzuki, Debora K.Plant Polymer Palaeobiology- Aphidoidea (PL3-A) Project : Geochemical and Morphological Studies on Gall (-like) Fossils-Origin and Evolution of Natural Diversity : Proceedings of the International Symposium, The Origin and Evolution of Natural Diversity, held from 1-5 October 2007 in Sapporo, Japan-2008
article (author version)Sawada, Ken; Ono, Makiko; Nakamura, Hideto; Tareq, Shafi MohammadReconstruction of Holocene Optimum paleoclimatic variations using long-chain n-alkanes and alkenones in sediments from Dabusu Lake, northeastern China-Quaternary international-10-Jun-2020
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