[1]
A. C. Siregar, S. Yatnikasari, F. . Agustina, V. Vebrian, and M. Jalil, “Productivity Comparison Analysis of Piling Tools Drop Hammer and Jack in Pile in Construction Project of SMAN 14 Samarinda”,
jts
, vol. 19, no. 2, pp. 174–184, Oct. 2023.