Cabo Torres, J., y G. Tena Núñez. «About the Determination of Nicotine. Note III. Possibility of Quantitative Nicotine Entrainment in Tobacco by Direct Distillation». Ars Pharmaceutica (Internet), vol. 5, n.º 4-5, junio de 1964, pp. 311-8, https://revistaseug.ugr.es/index.php/ars/article/view/7542.