WANAH, B. B. ., and S. Z. KORE. “ANALYSIS OF CHEMICAL CONSTITUENTS OF ROCKY OUTCROPS IN SOLLARE, GULANI LOCAL GOVERNMENT AREA OF YOBE STATE, NIGERIA”. BIMA JOURNAL OF SCIENCE AND TECHNOLOGY GOMBE, vol. 4, no. 01, July 2020, pp. 413-25, https://journal-academia.com/Ojs/index.php/bimajst/article/view/198.