Search History Select to load keywords (type equals "Thesis") AND (dateIssued equals "[1957 TO 1999]") AND (subject equals "Polystyrene") AND (subject equals "Polymers") AND (subject equals "Oxidation") AND (subject equals "Polymerization") (author equals "วรรณณี แสนทวีสุข") AND (subject equals "สาหร่ายทะเล -- แง่สิ่งแวดล้อม") AND (subject equals "Aquaculture")
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