Change in thermoplastic properties of co
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Mamoru Kaiho; Yuzo Toda
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Article
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1979
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Elsevier Science
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English
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Letters to the Editor organic matter of coal. I. E. Valtz has not given any special name to the described maceral. For the purpose of unifying the nomenclature E. S. Korzhenevskaya and A. V. Lapo' suggested that the term 'opaquoide' should be replaced by 'opaquoidinite' and distinguished two new in