1. Cao Z.: A note on the Diophantine equation a
x + b
y = c
z. Acta Arith., 91, 85–93 (1999)
2. Z. Cao, On Jeśmanowicz’ conjecture, Res. Rep. Harbin Inst. Tech., 253 (1982), 1–14 (in Chinese).
3. V. A. Dem’janenko, On Jeśmanowicz’ problem for Pythagorean numbers, Izv. Vyssh. Uchebn. Zaved. Mat., 48 (1965), 52–56 (in Russian).
4. Deng M., Huang D.: A note on Jeśmanowicz’ conjecture concerning primitive Pythagorean triples. Bull. Aust. Math. Soc., 95, 5–13 (2017)
5. Deng M., Guo J.: A note on Jeśmanowicz’ conjecture concerning primitive Pythagorean triples. II. Acta Math. Hungar., 153, 436–448 (2017)