Jemal Waritu, and Imran Molvi. “REVIEW ON COMBUSTION AND PERFORMANCE ANALYSIS OF REACTIVITY CONTROLLED COMPRESSION IGNITION (RCCI) ENGINE”. International Journal of Advance Engineering and Research Development (IJAERD), vol. 5, no. 4, Apr. 2018, pp. 556-64, https://www.ijaerd.org/index.php/IJAERD/article/view/3095.