- P.S. Gevorgyan, Quitzeh Morales Melendez, “Universal space for binary G-spaces”, Topology and its Applications, 329, 2023, 108370
- P. S. Gevorgyan, A. A. Nazaryan, “On Orbits and Bi-invariant Subsets of Binary $G$-Spaces”, Math Notes, 109, № 1-2, 2021, 38
- P.S. Gevorgyan, “Bi-equivariant fibrations”, Topology and its Applications, 329, 2023, 108361