WASET
    M. Sreedhar Babu and  Vishal Garg and  S. B. Akella and  Shibu Clement and  N. K. S Rajan,  Influence of Valve Lift Timing on Producer Gas Combustion and Its Modeling Using Two-Stage Wiebe Function.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2017, vol. 123(3). 598 - 606
    [viewed 09 May 2024]. Available from: https://publications.waset.org/pdf/10006694.