Search History Select to load keywords (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ยุพาพร วิสูตร") AND (author equals "ธฤษวรรณ ไตรจิตร์") AND (author equals "ผุสตี ปริยานนท์") AND (author equals "รังษิมา ผิวผ่อง") (subject equals "Catalysts") AND (subject equals "Methanol") AND (subject equals "Oil palm") AND (subject equals "เมทานอล")
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