Search History Select to load keywords (dateIssued equals "[2500 TO 2565]") AND (dateIssued equals "[2540 TO 2549]") AND (author equals "อุบลรัชต์ ลิ้มประภาสิริกุล") AND (subject equals "ฟลูแกส--การกำจัดกำมะถัน") (dateIssued equals "[2500 TO 2565]") AND (dateIssued equals "[2540 TO 2549]") AND (subject equals "ถ่านหิน") AND (subject equals "Fuel")
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