(1)
Aslanyan, E. ON THE SOLUTION OF THE EQUATION $\dfrac{5}{k}=\dfrac{1}{x}+\dfrac{1}{y}+\dfrac{1}{z}$ ON THE SET OF NATURAL NUMBERS $N\{60n+1, N \in N\}$. Proc. YSU A: Phys. Math. Sci. 2013, 47, 64-65.