E. A. R Dendo, A. R. Djamaluddin, T. Harianto, A. B. Muhiddin. 2023. “The Model Test of Hexagonal Grid Plate As Foundation Layer on Soft Soil”. Design Engineering, no. 1 (January), 1 - 15. http://www.thedesignengineering.com/index.php/DE/article/view/9744.