Kernytskyy, R. V., A. G. Guluk, N. O. Gorjanova, and V. O. Ulianov. “Features of Morphofunctional Changes in Periodontal Tissue in Patients With Chronic Parodontitis and Periodontitis”. Морфологія / Morphologia / Morfologìâ, vol. 6, no. 4, Nov. 2012, pp. 58-63, doi:10.26641/1997-9665.2012.4.58-63.