V. García-hoz, “A Note on Skinner and Pavlov’s Physiology”., Span. j. psychol., vol. 7, no. 2, pp. 153–160, Oct. 2004, Accessed: Nov. 15, 2024. Available: https://revistas.ucm.es/index.php/SJOP/article/view/SJOP0404220153A