de Oliveira DS, Jaerger S, Marangoni R. Mechanochemical Synthesis of Expanded Vermiculite with Urea for Filler into Alginate/Collagen Spherical Capsules: A Urea Slow-release System. Orbital: Electron. J. Chem. 2021;13(2):124-130. Accessed January 29, 2026. https://periodicos.ufms.br/index.php/orbital/article/view/15619