Ramos, A., J. Oliver, y V. Callao. «Study of the Action of a New Form of Phosphobacterine (tablets Bacillus Megatherium) on Calcium Glycerophosphate». Ars Pharmaceutica (Internet), vol. 7, n.º 7-10, junio de 1966, pp. 329-35, https://revistaseug.ugr.es/index.php/ars/article/view/7646.