M. R. Madhav และ B. Jitendra Kumar Sharma and A. Vaibhaw Garg. (2019) Stiffening Effect on End Bearing Granular Piles. <i>The Geotechnical Engineering Journal of the SEAGS & AGSSEA</i>, <i>50</i>(3), 32-40.M. R. Madhav และ B. Jitendra Kumar Sharma and A. Vaibhaw Garg. "Stiffening Effect on End Bearing Granular Piles". The Geotechnical Engineering Journal of the SEAGS & AGSSEA 50 (2019):32-40.M. R. Madhav และ B. Jitendra Kumar Sharma and A. Vaibhaw Garg. Stiffening Effect on End Bearing Granular Piles. Southeast Asian Geotechnical Society:ม.ป.ท. 2019.