Toni, Roberto, et al. “Computation and Brain Processes, With Special Reference to Neuroendocrine Systems”. Acta Biomedica Atenei Parmensis, vol. 78, no. 1Suppl, Mar. 2007, pp. 67-83, https://mattioli1885journals.com/index.php/actabiomedica/article/view/4612.