THE ACUTE EFFECTS OF A CAFFEINE-CONTAINING SUPPLEMENT ON STRENGTH, MUSCULAR ENDURANCE, AND ANAEROBIC CAPABILITIES
https://pubmed.ncbi.nlm.nih.gov/16937961/
Travis W Beck 1 , Terry J Housh, Richard J Schmidt, Glen O Johnson, Dona J Housh, Jared W Coburn, Moh H Malek
PMID: 16937961 DOI: 10.1519/18285.1