Donaev S.B., Umirzakov B.E., Abduvayitov A.A. 2020. “Influence of Implantation Ions on the Electronic Structure of GaP(111) Surface”. International Journal of Advanced Science and Technology 29 (11s), 1427 -30. http://sersc.org/journals/index.php/IJAST/article/view/21006.