Mr. Sagar S. Galgat, Mr. Sumit S. Kalmegh, Mr. Sumit S. Jamkar, & Dr. Shrikant S. Dandge. (2021). THE FUTURE CONTRIBUTION OF THE INTERNAL COMBUSTION ENGINE IN NATIONAL GDP. International Engineering Journal For Research & Development, 6(NCTSRD), 7. https://doi.org/10.17605/OSF.IO/4JGMH