Namrawee Susawee และ Chakkaphan Sutthirat. (2013) Identification of Natural and Treated Red Feldspar. <i>Bulletin of Earth Sciences of Thailand (BEST)</i>, <i>6</i>(1), 51-60.Namrawee Susawee และ Chakkaphan Sutthirat. "Identification of Natural and Treated Red Feldspar". Bulletin of Earth Sciences of Thailand (BEST) 6 (2013):51-60.Namrawee Susawee และ Chakkaphan Sutthirat. Identification of Natural and Treated Red Feldspar. Department of Geology, Chulalongkorn University:ม.ป.ท. 2013.