R. D. Abu, and G. U. O. Michael. “IMPACT OF INFORMAL SECTOR RECYCLING ACTIVITIES OF WASTE SCAVENGING IN GOMBE METROPOLIS”. BIMA JOURNAL OF SCIENCE AND TECHNOLOGY GOMBE 2, no. 01 (January 11, 2018): 200-210. Accessed October 3, 2025. https://journal-academia.com/Ojs/index.php/bimajst/article/view/81.