BOMBUSHKAR, Igor, ANCHEV, Anatoliy, ŻUKOW, Xawery and POPOVYCH, Igor. Sexual dimorphism in relationships between of plasma urea and some psycho-neuro-endocrine parameters. Journal of Education, Health and Sport. Online. 31 August 2022. Vol. 12, no. 8, pp. 1198-1205. [Accessed 27 April 2024]. DOI 10.12775/JEHS.2022.12.08.104.