“Modification by Histamine H2-Receptor Blockade of Acid Secretion Stimulated by Histamine, Pentagastrin and Methacholine in the Isolated Whole Mouse Stomach”. Revista Española De Fisiología, vol. 35, no. 3, Sept. 1979, pp. 261-4, https://revistas.unav.edu/index.php/ref/article/view/49721.