“Contribution to the Knowledge of the Pressor Action of the 2-Phenyl-03-Methyl-Tetrahydro-1 ,4-Oxazine”. Revista Española De Fisiología, vol. 13, no. 1, Mar. 1957, pp. 1-7, https://revistas.unav.edu/index.php/ref/article/view/48836.