Voloshchuk, V. M., and K. Ye. Yudina. “Ivan Petrovich Pavlov - Is a Creator Studies about Physiology of Digestion”. History of science and technology 4, no. 5 (December 23, 2014): 164-173. Accessed July 16, 2026. https://hst-journal.com/index.php/hst/article/view/257.