Siraworakun A, Tadee S. On two Diophantine equations 16^x+qp^y=z^4 and 16^x-qp^y=z^4. RJST [internet]. 2022 Dec. 26 [cited 2025 Apr. 9];4(3):40-5. available from: https://ph02.tci-thaijo.org/index.php/RJST/article/view/246848