Ophas Aksornchanya และ Chakard Pongurgsorn. (2011) Effects of 40% oxygen supplemental during recovery period of repeated exercise bouts on rate of recovery. Mahidol University:ม.ป.ท.Ophas Aksornchanya และ Chakard Pongurgsorn. 2011. Effects of 40% oxygen supplemental during recovery period of repeated exercise bouts on rate of recovery. ม.ป.ท.:Mahidol University;Ophas Aksornchanya และ Chakard Pongurgsorn. Effects of 40% oxygen supplemental during recovery period of repeated exercise bouts on rate of recovery. ม.ป.ท.:Mahidol University, 2011. Print.