Francis, K T The relationship between anaerobic threshold and heart rate linearity during cycle ergometry. [electronic resource] - European journal of applied physiology and occupational physiology 1989 - 273-7 p. digital Publication Type: Journal Article ISSN: 0301-5548 Standard No.: 10.1007/BF02388328 doi Subjects--Topical Terms: AdultAnaerobic Threshold--physiologyElectrocardiographyHeart Rate--physiologyHumansMaleOxygen ConsumptionPhysical Exertion--physiologyRegression AnalysisRespiration--physiology