TY - RPRT TI - Exercise intensity during off-road cycling competitions. AU - Franco Impellizzeri AU - Aldo Sassi AU - Manuel Rodriguez-Alonso AU - Piero Mognoni AU - Samuele Marcora PY - 2002 DO - 10.1097/00005768-200211000-00018 UR - https://pubmed.ncbi.nlm.nih.gov/12439087/ ID - 12439087 ER -