Bouhlel, Hatem, Roy J. Shephard, Hela Adela, Xavier Bigard, Zouhair Tabka, and Ezdine Bouhlel. 2013. “Ramadan Observance and Aerobic Exercise in Male Karatekas”. The Health & Fitness Journal of Canada 6 (4):99-107. https://doi.org/10.14288/hfjc.v6i4.162.