Knobbe, Arno, Jens Voet, Teun van Erp, and Arie-Willem de Leeuw. 2024. “Heart Rate Response Times Measured in The Field As Indicators for Endurance Performance in Cycling”. Journal of Science and Cycling 13 (2):111-12. https://jsc-journal.com/index.php/JSC/article/view/929.