Ghufron, M., P. N. Abbas, N. M. Mochtar, y S. Rochman. «The Relationship of Bupivacaine and Ropivacaine With the Smoothness of Breast Milk in Maternity Patients». Gaceta Médica De Caracas, vol. 130, n.º 1, marzo de 2022, pp. 9-15, http://saber.ucv.ve/ojs/index.php/rev_gmc/article/view/23585.