«Manufacture and Characterization of a Bolus Composed of Water, Bi-Distilled Glycerin, Gelatin and Formaldehyde». Brazilian Journal of Radiation Sciences (BJRS) 8, no. 3 (septiembre 27, 2020). Accedido julio 21, 2025. https://www.bjrs.org.br/revista/index.php/REVISTA/article/view/1206.