Gilgen-Ammann, Rahel, Theresa Schweizer, and Dennis Lüdin. “Validation of the Polar 360 Upper Arm Strap for Heart Rate Measurement Across a Variety of Activities and Intensities”. Current Issues in Sport Science (CISS) 11, no. 2 (February 4, 2026): 023. Accessed February 5, 2026. https://ciss-journal.org/article/view/13333.