Computational investigations on port injected DEE in a biogas inducted HCCI engineKarthick Jairam, Feroskhan Mohammed Musthafa, Kishorre Annanth Vijayan and Manimaran RenganathanInt. J. Simul. Multidisci. Des. Optim., 12 (2021) 9DOI: https://doi.org/10.1051/smdo/2021010