Chantapoon, Y., K. Ratanaphadit, and S. Palakas. “Cellular Chemo-Resistance and Radiosensitivity of Parental and Adriamycin-Selective Human Small-Cell Lung Cancer Cell Lines”. Agriculture and Natural Resources, vol. 47, no. 3, June 2013, pp. 424-33, https://li01.tci-thaijo.org/index.php/anres/article/view/243083.