BAMBANG SUGENG S., Wahyudi Mandala Putra. ,. PENGUKURAN MODULUS KEKAKUAN HRA MENGGUNAKAN ALAT UMATTA. Jurnal Jalan Jembatan, [S. l.], n. 3, p. 1–12, 2019. Disponível em: https://binamarga.pu.go.id/jurnal/index.php/jurnaljalanjembatan/article/view/864. Acesso em: 21 sep. 2025.