Heart rate profile during prolonged high intensity cycling at low and moderate altitudes - Anholm, J. D.; Bonjour, S.; Brayley, K.; Blackburn, R.; Conde, J.; Eichman, W.; Sanders, K.; Hughes, W.; Pettis, J. L. (Medicine & Science in Sports & Exercise, 1996)
Keywords: sport physiology; cycling; high-altitude training; heart rate; endurance; load; USA; biological and medical sciences; endurance sports