Kosevtsov V, Mashtalir V, Tikhonov G, Bilyk A. Historical grounds of introduction of the process of certification of military servants of military organizational structures. JSPSDS [Internet]. 2021Dec.18 [cited 2026Apr.16];11(6):31-0. Available from: http://www.paperssds.eu/index.php/JSPSDS/article/view/388