1. Effects of petroleum sludge ash in fly ash-based geopolymer mortar. (22nd February 2021) Authors: Usman Kankia, Mubarak; Baloo, Lavania; Mohammed, Bashar S.; Hassan, Suhaimi B.; Haruna, Sani; Danlami, Nasiru; Affiana Ishak, Effa; Nurliyana Samahani, Wan Journal: Construction & building materials Issue: Volume 272(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗