Adhitya Yoga Purnama, Noriyuki Yasufuku, Ahmad Rifa’i. EVALUATION OF FILLER MATERIAL BEHAVIOR IN PRE-BORED PILE FOUNDATION SYSTEM DUE TO SLOW CYCLIC LATERAL LOADING IN SANDY SOIL. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2019 Jun. 29 [cited 2024 Apr. 26];16(58):90-6. Available from: https://geomatejournal.com/geomate/article/view/2717