Search History Select to load keywords (subject equals "Catalysts") AND (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "Methanol") AND (dateIssued equals "[2500 TO 2555]") AND (subject equals "Copper") (author equals "ชัชวาล ใจซื่อกุล") AND (dateIssued equals "[2550 TO 2559]") AND (subject equals "Biodiversity conservation") AND (subject equals "ความหลากหลายทางชีวภาพ")
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