digi.library.tu.ac.th - /thesis/ac/0443/


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10/31/2017 10:33 AM 1649160 01title-abstract.pdf
10/13/2016 9:23 AM 494591 01title-abstract1.pdf
10/13/2016 9:23 AM 644487 02page2-41.pdf
10/13/2016 9:23 AM 552226 03references-tables.pdf