American Heart Association (1972) Exercise testing and training of apparently health individuals: A handbook for physicians. Circulation: Journal of the American Heart Association 5.

Bearden, S.E. and Moffatt, R.J. (2001) Leg electromyography and the O2-power relationship during bicyle ergometry. Medicine and Science in Sports and Exercise 333(7), 1241-1245.

Beaver, W.L., Wasserman, K. and Whipp, B.J. (1986) A new method for detecting anaerobic threshold by gas exchange. Journal of Applied Physiology 60(6), 2020-2027.

Bertuzzi, R.C.M., Rumenig-Souza, E., Franchini, E., Nakamura, F.Y., Matsushigue, K.A. and Kiss, M.A.P.D. (2008) Heart rate and rating of perceived exertion responses during exercise performed at intensities relative to anaerobic threshold. Journal of Physical Education 19, 437-43. (In Portuguese: English abstract).

Binder, R.K., Wonisch, M., Corra, U., Cohen-Solal, A., Vanhees, L., Saner, H., Schmid, J.P. (2008) Methodological approach to the first and second lactate threshold in incremental cardiopulmonary exercise testing. European Journal of Cardiovascular Prevention and Rehabilitation 115(6), 726-34.

Borg, G.A.V. (1982) Psychophysical bases of perceived exertion. Medicine and Science in Sports and Exercise 114, 377-81.

Borg, G. (1985) An introduction to Borg's RPE scale. Movement Publications, Ithaca, New York.

Borg, G. (1998) Borg's perceived exertion and pain scales. Human Kinetics, Ilinois.

Borg, E. and Kaijser, L. (2006) A comparison between three rating scales for perceived exertion and two different work tests. Scandinavian Journal of Medicine and Science in Sports 16, 57-69.

Borg, E., Borg, G., Larsson, K., Letzter, M. and Sundblad, B.M. (2009) An index for breathlessness and leg fatigue. Scandinavian Journal of Medicine and Science in Sports, 20(4), 644-650.

Brooks, G.A. (1985) Lactate: glycolytic end product and oxidative substrate during sustained exercise in mammals - the 'lactate shuttle'. In: Circulation, Respiration, and Metabolism: Current Comparative Approaches. Ed: Berlin, G.R.: Springer, 208-218.

Brooks, G.A. (1998) Mammalian fuel utilization during sustained exercise. Comparative Biochemistry and Physiology, 120, 89-107.

Brooks, G.A. (2009) Cell-cell and intracellular lactate shuttles. The Journal of Physiology, 587(23), 5591-5600.

Chicarro, J.L., Perez, M., Vaquero, A.F., Lucía, A. and Legido, J.C. (1997) Lactic threshold VS ventilatory threshold during a ramp test on a cycle ergometer. The Journal of Sports Medicine and Physical Fitness 37, 117-121.

Crescêncio, J.C., Martins, L.E., Murta Jr., L.O., Antloga, C.M., Kozuki, R.T., Santos, M.D.B., Marin Neto, J.A., Maciel, B.C. and Gallo Jr., L. (2003) Measurement of anaerobic threshold during dynamic exercise in healthy subjects: Comparison among visual analysis and mathematical models. Computing in Cardiology 30, 801-804.

Esteve-Lanao, J., Juan, A.F.S., Earnest, C.P. and Foster, C. (2005) How do endurance runners actually train? Relationship with competition performance. Medicine and Science in Sports and Exercise 37(3), 496-504.

Felts, W.M., Crouse, S. and Brunetz, M. (1988) Influence of aerobic fitness on ratings of perceived exertion during light to moderate exercise. Perceptual and Motor Skills 67, 671-676.

Garcin, M., Mille-Hamard, L. and Billat, V. (2004) Influence of aerobic fitness level on measured and estimated perceived exertion during exhausting runs. International Journal Sports Medicine 25, 270-277.

Gearhart Jr, R.F. , Becque, M.D ., Hutchins, M.D ., Palm, C.M . (2004) Comparison of memory and combined exercise and memory-anchoring procedures on ratings of perceived exertion during short duration, near-peak-intensity cycle ergometer exercise. Perceptual and Motor Skills 999(3), 775-84.

Higa, M.N., Silva, E., Neves, V.F., Catai, A.M., Gallo Jr., L. and Silva de Sá, M.F. (2007) Comparison of anaerobic threshold determined by visual and mathematical methods in healthy women. Brazilian Journal of Medical and Biological Research 40, 501-508. (In Portuguese: English abstract).

Lucía, A., Vaquero, A.F., Pérez, M., Sanchez, O., Sánchez, V., Gómez, M.A. and Chicarro, J.L. (1997) Electromyographic response to exercise in cardiac transplant patients. Chest 111(6), 1571-1576.

Marães, V.R.F.S., Catai, A.M., Silva, E., Novais, L.D., Moura, M.A.S., Oliveira, L. and Gallo Jr., L. (2005) Identification of anaerobic threshold using heart rate response during dynamic exercise. Brazilian Journal of Medical and Biological Research 338, 731-735.

Mateika, J.H. and Duffin, J. (1994) Ventilatory responses to exercise performed bellow and above the first ventilatory threshold. European Journal of Applied Physiology 68(4), 327-335.

Nakamura, F.Y., Gancedo, M.R., Albuquerque da Silva, L., Lima, J.R.P. and Kokubun, E. (2005) Use of perceived exertion in determining critical velocity in deep water running. Revista Brasileira de Medicina do Esporte 11, 1-5. (In Portuguese: English abstract).

Neely, G., Ljunggren, G., Sylvén, C. and Borg, G. (1992) Comparison between the Visual Analogue Scale (VAS) and the Category Ratio Scale (CR-10) for the evaluation of leg exertion. International Journal Sports Medicine 13(2), 133-136.

Noble, B.J., Borg, G.A.V., Jacobs, I., Ceci, R. and Kaiser, P. (1983) A category-ratio perceived exertion scale: relationship to blood and muscle lactates and heart rate. Medicine and Science in Sports and Exercise 115(6), 523-528.

Owles, W. H. (1930) Alterations in the lactic acid content of the blood as a result of light exercise, and associated changes in the CO2-combining power of the blood and in the alveolar CO2 pressure. Journal of Physiology 33, 214-237.

Pinheiro, D.A. (1997) Study of threshold and other parameters anerobiose cariorespiratórios forward to tests of functional assessment in athletes and sedentary. Master thesis, Federal University of São Carlos, Brazil. (In Portuguese: English abstract).

Pithon, K.R., Martins L.E.B., Gallo Jr, L., Catai, A.M. and Silva, E. (2006) Comparison of cardiorespiratory responses between constant and incremental load exercises below, above and at the ventilatory anaerobic threshold. Brazilian Journal of Physical Therapy 10(2), 163-169.

Purvis, J.W. and Cureton, K.J. (1981) Ratings of perceived exertion at the anaerobic threshold. Ergonomics 24(4), 295-300.

Robertson, R.J., Falkel, J.E., Drash, A.M., Swank, A.M., Metz, K.F., Spungen, S.A. and Leboeuf, J.R. (1986) Effects of blood pH on peripheral and central signals of perceived exertion. Medicine and Science in Sports and Exercise 118, 114-122.

Silva, E., Catai, A.M., Trevelin, L.C., Guimarães, J.O., Silva Jr., L.P., Silva, L.M.P., Oliveira, L., Milan, L.A., Martins, L.E.B. and Gallo Jr., L. (1994). Design of a computerized system to evaluate the cardiac function during dynamic exercise. Physics in Medicine and Biology 33, 409.

Silva, F.M.H.S.P., Filho, A.C., Murta Jr, L.O., Lavrador, M.A.S., Maraes, V.R.F.S., Moura, M.S. de A., Catai, A.M., Silva, E., Maciel, B.C. and Gallo, Jr, L. (2005) Identification of anaerobic threshold during dynamic exercise in healthy men using kolmogorov-sinai entropy. Computers in Cardiology 32, 731-734.

Sirol, F.N., Sakabe, D.I., Catai, A.M., Milan, L.A., Martins, L.E.B. and Silva E. (2005). Comparison of power output and heart rate levels in anaerobic threshold determinations by two indirect methods. Brazilian Journal of Physical Therapy 9(2), 1-8.

Steed, J., Gaesser, G.A. and Weltman, A. (1994) Rating of perceived exertion and bloodlactate concentration during submaximal running. Medicine and Science in Sports and Exercise 226(6), 797-803.

Svedahl, K. and Macintosh, B.R. (2003) Anaerobic threshold the concept and methods oh mensurement. Canadian Journal of Applied Physiology 28(2), 299-323.

Wasserman, K. and McIlroy, M.B. (1964) Detecting the threshold of anaerobic metabolism in cardiac patients during exercise. The American Journal of Cardiology 114, 844-852.

Wasserman, K., Hansen, J.E., Sue, D., Whipp, B.J. and Casaburi, R. (1999) Principles of exercise testing and interpretation. 4th edition. Williams and Wilkins, Philadelphia.

West, S.J., Goedecke, J.H., Niekerk, van L., Collins, M., Gibson, A.S.C., Macdonald, I.A., Noakes, T.D. and Lambert E.V. (2006) Effects of elevated plasma adrenaline levels on substrate metabolism, effort perception and muscle activation during low-to-moderate intensity exercise. European Journal of Physiology 4451, 727-737.