I. Mereminskiy

Astronomical puzzle Cyg X-3 is a hidden Galactic ultraluminous X-ray source

L. A. Antonelli, A. L. Peirson, B. Ramsey, 2023, 2303.01174.

Optical Identification of Four Hard X-ray Sources from the INTEGRAL Sky Surveys

R. Burenin, M. Pavlinsky, A. Tkachenko, 2019, Astronomy Letters.

IXPE observation confirms a high spin in the accreting black hole 4U 1957+115

A. L. Peirson, S. Bongiorno, J. Heyl, 2022 .