Ismaylov, B. K., N. F. Zikrillayev, K. A. Ismailov, K. U. Kamalov, and A. K. Saparov. “Investigation of the Influence of Nickel on the Behavior of Thermal Donors in Silicon”. East European Journal of Physics, no. 3, Sept. 2025, pp. 449-53, doi:10.26565/2312-4334-2025-3-49.