HASSAN, RONAK AHMED, and MOHAMMED AMIN TAHA. 2020. “DETERMINATION OF HEATING VALUE OF QUERCUS AEGILOPS AND POPULUS NIGRAGROWING IN KURDISTAN-IRAQ FOR AN EFFECTIVE WOODY BIOMASS UTILIZATION”. Journal of Duhok University 22 (2), 61-70. https://doi.org/10.26682/ajuod.2019.22.2.6.