W, Suherman. PENAMBAHAN BEBAN PADA PONDASI TIANG AKIBAT GAYA NEGATIVE SKIN FRICTION. Jurnal Jalan Jembatan, [S. l.], n. 4, p. 9–14, 2018. Disponível em: https://binamarga.pu.go.id/jurnal/index.php/jurnaljalanjembatan/article/view/681. Acesso em: 12 oct. 2025.