Srisarakham, N., and M. Thongmoon. “The Solution of Diophantine Equation 48x+84y=z2”. RMUTSB ACADEMIC JOURNAL, vol. 4, no. 2, July 2016, pp. 140-8, https://li01.tci-thaijo.org/index.php/rmutsb-sci/article/view/99592.