Patil, S. S., . S. Patil, R. Lamb, B. Redekar, A. Kavathankar, and J. Mane. “Design and Development of Spring Stiffness Measuring Instrument”. Asian Review of Mechanical Engineering, vol. 7, no. 1, May 2018, pp. 7-9, doi:10.51983/arme-2018.7.1.2442.