Nicastro, A., A. Corriero, F. Nicastro, and D. De Marzo. “Histological Characteristics in Longissimus Thoracis Muscle of Italian and Polish Crossbreed Horse”. Progress in Nutrition, vol. 18, no. 4, Dec. 2016, pp. 455-8, https://mattioli1885journals.com/index.php/progressinnutrition/article/view/5995.