Search History Select to load keywords (type equals "Thesis") AND (dateIssued equals "[2000 TO 2099]") AND (subject equals "Catalysts") AND (subject equals "เอทิลีน") AND (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "แอลคีน") (author equals "วรินทร ชวศิริ") AND (author equals "ไพฑูรย์ รัชตะสาคร") AND (subject equals "ฟลาโวนอยส์") AND (subject equals "พืชสมุนไพร")
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