Search History Select to load keywords (dateIssued equals "[1957 TO 1999]") AND (dateIssued equals "[1990 TO 1999]") AND (subject equals "Polystyrene") AND (dateIssued equals "1997") AND (subject equals "Graft copolymers") (author equals "ผุสตี ปริยานนท์") AND (author equals "ธงชัย ฐิติภูรี") AND (author equals "จิรารัช กิตนะ") AND (author equals "มุกเรขา เชี่ยวชาญชัย")
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