Клочко Любов Іванівна (Lyubov Klochko), and Байкіна Ніна Григорівна (Nina Baykina). 2015. “Rational Construction of the Training Process of the Strongest Women Marathon Runners to the Conditions of Midlands and Highlands”. Slobozhanskyi Herald of Science and Sport, no. 3(47) (June):47-51. https://doi.org/10.15391/snsv.2015-3.008.