Jaén-Carrillo, Diego, and Arcadi Margarit-Boscà. 2024. “Reverse Periodization in Ultratrail: The Road to the 2023 World Mountain and Trail Running Championships of an Elite Female Ultrarunner”. Current Issues in Sport Science (CISS) 9 (4):039. https://doi.org/10.36950/2024.4ciss039.