“Physiological and Functional Adaptations of High-Intensity Interval Training at Two Altitudes in Moderate-Altitude Endurance Runners: A Randomized Controlled Trial ”. Sport and Tourism Central European Journal 9, no. 1 (March 31, 2026): 83–109. Accessed March 31, 2026. https://czasopisma.ujd.edu.pl/index.php/sport/article/view/3087.