OSAKWE, S. A.; MADUAKO, A. U. C. RECLAMATION OF WASTE LUBRICATING OILS USING GROUND PERIWINKLE SHELL ADSORBENTS. Biological Sciences - PJSIR, [S. l.], v. 47, n. 4, p. 312–315, 2004. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/1541. Acesso em: 22 jul. 2024.