Dr. M. Govinda Raju, B.Guruprasad, K.Murugan 2021. Engine performance and PM concentrations from the combustion of Iraqi sunflower oil biodiesel under variable diesel engine operating conditions. Turkish Journal of Computer and Mathematics Education (TURCOMAT). 9, 2 (Dec. 2021), 413–424. DOI:https://doi.org/10.17762/turcomat.v9i2.11682.