Wilujeng, S., & Santosa, F. R. (2020). Analysis of the Environmental Drainage System of The Sugihwaras Village Apartment. IJTI International Journal of Transportation and Infrastructure EISSN 2597-4769 PISSN 2597-4734, 4(1), 44 - 49. https://doi.org/10.29138/ijti.v4i1.1164