Search History Select to load keywords (dateIssued equals "[1957 TO 1999]") AND (subject equals "Polyethylene") AND (author equals "Pornpirom Moteplay") AND (subject equals "ยาง") AND (subject equals "Copolymers") (author equals "ผุสตี ปริยานนท์") AND (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ยุพาพร วิสูตร") AND (subject equals "Sea turtles") AND (author equals "ธฤษวรรณ ไตรจิตร์")
Use filters to refine the search results.