Effect of injection timing in multiple injections on NOx and smoke from CRDI diesel engine fueled with biodiesel blend - Nallamothu, Ramesh Babu; Nallamothu, Anantha Kamal; Nallamothu, Seshu Kishan; Injeti, Niranjan Kumar; Basava, Venkata Appa Rao (Ethiopian Journal of Science and Sustainable Development, 2019)