Yunusa, Nasiru, Ismail Tijjani Idris, Adamu Garba Zango, and Muhammad Umar Kibiya. 2016. “Gas Flaring Effects and Revenue Made from Crude Oil in Nigeria”. International Journal of Energy Economics and Policy 6 (3):617-20. https://econjournals.com.tr/index.php/ijeep/article/view/2761.