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 "Polyethylene") AND (author equals "Auksarapuk Puriwathana") (author equals "พงชัย หาญยุทธนากร") AND (dateIssued equals "[2560 TO 2561]") AND (subject equals "Biological diversity") AND (subject equals "การบริหารโครงการ") AND (subject equals "ความหลากหลายทางชีวภาพ")
Use filters to refine the search results.