[1]
AL-Bakry, A.G. and Kadhim, N.S. 2016. EFFECT OF SPEEDS AND SOURCE OF FUEL ON THE EMISSIONS OF 4-STROKE DIESEL ENGINE OF AGRICULTURAL TRACTORS BY DIFFERENT LOADS IN LABORATORY IN WINTER AND SUMMER SEASON . Diyala Agricultural Sciences Journal . 8, 1 (Jun. 2016), 22–35.