Search History Select to load keywords (author equals "ผุสตี ปริยานนท์") AND (author equals "รชตะ มณีอินทร์") AND (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ภาณุพงศ์ ธรรมโชติ") AND (author equals "ธงชัย ฐิติภูรี") (dateIssued equals "[1957 TO 1999]") AND (subject equals "Polyethylene") AND (dateIssued equals "1999") AND (subject equals "Morphology")
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