Serheta, I. V., and O. P. Mostova. 2013. “Psychohygienic Estimation of Features of the Formation of Properties of Character of Pupils Aged 14-17 Years in the Dynamics of Learning at Modern Schools”. Medicni Perspektivi 18 (3):126-33. https://doi.org/10.26641/2307-0404.2013.3.19098.