Aspar, Wimpie Agoeng Noegroho, and Eka Nur Fitriani. “PENGARUH JARAK DAN POLA PREFABRICATED VERTICAL DRAIN (PVD) PADA PERBAIKAN TANAH LEMPUNG LUNAK = EFFECT OF DISTANCE AND PATTERN OF PREFABRICATED VERTICAL DRAIN FOR IMPROVEMENT OF SOFT CLAY SOIL”. Majalah Ilmiah Pengkajian Industri; Journal of Industrial Research and Innovation, vol. 10, no. 1, Sept. 2023, doi:10.29122/mipi.v10i1.102.