Mascaro, A., and G. d’Antona. “Acute Exposure to Essential Amino Acids Activates Contraction Mediated mTOR/P70 Signaling in Soleus Muscle of Elderly Rats”. Progress in Nutrition, vol. 15, no. 3, Oct. 2013, pp. 139-45, https://www.mattioli1885journals.com/index.php/progressinnutrition/article/view/3312.