T. Kolajo, L. O. ERABHAHIEMEN, and A. O. KADIRI, “Waste paper-sawdust composites for the clean-up of oils with varied viscosities: an experimental study: Waste paper-sawdust composites for the clean-up of oils with varied viscosities: an experimental study”, laujet, vol. 19, no. 5, pp. 90–102, Dec. 2025.