1. Harris, P. A., & Harris, R. C. (2005). Ergogenic potential of nutritional strategies and substances in the horse. Livestock Production Science, 92(2): 147-165.
2. Szcześniak, K. A., Ostaszewski, P., Ciecierska, A., & Sadkowski, T. (2016). Investigation of nutriactive phytochemical - gamma-oryzanol in experimental animal models. Journal of animal physiology and animal nutrition, 100(4): 601-617.
3. Ostaszewski, P., Kowalska, A., Szarska, E., Szpotański, P., Cywinska, A., Bałasińska, B., & Sadkowski, T. (2012). Effects of β-Hydroxy-β-Methylbutyrate and γ-Oryzanol on Blood Biochemical Markers in Exercising Thoroughbred Race Horses. Journal of Equine Veterinary Science, 32(9): 542-551.
4. Brass, E. P. (2000). Supplemental carnitine and exercise. American Journal of Clinical Nutrition, 72(2): 618-623.
5. Rivero, J. L., Sporleder, H. P., Quiroz-Rothe, E., Vervuert, I., Coenen, M., & Harmeyer, J. (2002). Oral L-carnitine combined with training promotes changes in skeletal muscle. Equine Veterinary Journal. Supplement, 34: 269-274