Retraction notice to “Performance, combustion and emission characteristics of a DI-CI diesel engine fueled with corn oil methyl ester biodiesel blends” (Sustainable Energy Technologies and Assessments, (2021), 43, C, (100981), (S2213138820314090), 10.1016/j.seta.2020.100981)

This article has been retracted: please see Elsevier Policy on Article Withdrawal https://www.elsevier.com/about/policies/article-withdrawal). This article has been retracted at the request of the Editor-in-Chief. Post-publication, the editors discovered unauthorised changes in authorship between the original submission and the revised version of this paper. In summary, the author Fadl A. Essa was added to the revised paper without explanation and without the explicit approval of the journal editor, which is contrary to the journal policy on changes to authorship. The editors reached out to the authors for an explanation, but they failed to provide a satisfactory response. Overall, the editors feels that the findings of the manuscript cannot be relied upon and that the article needs to be retracted. The authors disagree with the retraction of the article and dispute the grounds for it.