Hemant Nautiyal, Faraz Ahmad, Kuldeep Bahuguna. “Precise Observation of the Motion of Ground Particles Due to Vibration Produced When a Heavy Rod Is Dragged on the Ground”. Mathematical Statistician and Engineering Applications 71, no. 4 (September 28, 2022): 3953–3970. Accessed May 2, 2024. https://www.philstat.org/index.php/MSEA/article/view/963.