Search History Select to load keywords (subject equals "Polymerization") AND (subject equals "โพลิเมอร์") AND (author equals "Anong Kongsinlark") AND (subject equals "Polystyrene") (dateIssued equals "[2500 TO 2565]") AND (dateIssued equals "[2550 TO 2559]") AND (author equals "วรณพ วิยกาญจน์") AND (dateIssued equals "2553") AND (author equals "วิเชฎฐ์ คนซื่อ")
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