Wahyudi, Heri, et al. “The Effect of Pollen Supplementation on the Recovery of Lactic Acid Levels and Heart Rate After 1 Hour of Submaximal Exercise ”. JOSSAE (Journal of Sport Science and Education), vol. 8, no. 1, June 2023, pp. 29-36, doi:10.26740/jossae.v8n1.p29-36.