Thanapong Lhuaamporn และ Pornsawat Wathanakul. (2012) Atomic force microscopy of synthetic corundum before and after annealing /. Kasetsart University,:ม.ป.ท.Thanapong Lhuaamporn และ Pornsawat Wathanakul. 2012. Atomic force microscopy of synthetic corundum before and after annealing /. ม.ป.ท.:Kasetsart University,;Thanapong Lhuaamporn และ Pornsawat Wathanakul. Atomic force microscopy of synthetic corundum before and after annealing /. ม.ป.ท.:Kasetsart University, 2012. Print.