1. T. Venugopal, A. Ramesh Effectiveutilisation of butanol along with gasoline in a spark ignition engine through a dual injection system, IC Engines Laboratory, Department of Mechanical Engineering, Indian Institute of Technology Madras, Chennai, Tamilnadu 600 036, India
2. Lin Chen, Haiqiao Wei, Ren Zhang, Jiaying Pan, Lei Zhou, Dengquan Feng Effects of spark plug type and ignition energy on combustion performance inan optical SI engine fueled with methane State Key Laboratory of Engines, Tianjin University, Tianjin 300072, PR China.
3. T. Korakianitis, A.M. Namasivayam, R.J. Crookes. Natural-gas fueled spark-ignition (SI) and compression-ignition (CI) engine performance and emissions Author links open overlay panel.
4. Timothy J. Jacobs Louis J. Camilli, Joseph E. Gonnell, industrial experiences with spark.
5. Abhishek Barua, Siddharth Jeet and Sasmita Kar, A Comparative Study of Using Digital Twin Spark Ignition System (DTS-i) in Different Fuel Feeding System Used in Motorcycles: A Review Department of Mechanical Engineering Centre for Advanced Post Graduate Studies, BPUT, Rourkela, OdishaJodel.com (n.d.). “Dual ignition on auto engines without dual plugs”.