Hutagalung, A., R. Sulistyorini, and D. Herianto. “Feasibility Study of Flyover Project on R.A. Basyid Street – Untung Suropati Reviewed in Terms of Traffic and Economic Engineering”. Jurnal Rekayasa Sipil Dan Desain, vol. 9, no. 2, Nov. 2021, pp. Hal. 387 - 396, doi:10.23960/jrsdd.v9i2.1813.