Hidayah, M. N., Hardiyatmo, H. C. ., & Adi, A. D. . (2023). Study Of Various Types Of Pvd And Ph.D. Joints On Vertical Drainage Performance. Jurnal Indonesia Sosial Teknologi, 4(10), 1694–1702. https://doi.org/10.59141/jist.v4i10.750