SIREGAR, A. C.; YATNIKASARI, S.; AGUSTINA, F. .; VEBRIAN, V.; JALIL , M. Productivity Comparison Analysis of Piling Tools Drop Hammer and Jack in Pile in Construction Project of SMAN 14 Samarinda. Jurnal Teknik Sipil, [S. l.], v. 19, n. 2, p. 174–184, 2023. DOI: 10.28932/jts.v19i2.5344. Disponível em: https://journal.maranatha.edu/index.php/jts/article/view/5344. Acesso em: 14 may. 2024.