Search History Select to load keywords (dateIssued equals "[1957 TO 1999]") AND (dateIssued equals "[1990 TO 1999]") AND (dateIssued equals "1999") AND (author equals "Adchara Padermshoke") AND (subject equals "Polycarbonates") (dateIssued equals "[1957 TO 1999]") AND (dateIssued equals "[1990 TO 1999]") AND (subject equals "ตัวเร่งปฏิกิริยา") AND (subject equals "ดีไฮโดรจีเนชัน")
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