Harefa, D. ., Silitonga, S., & Pakpahan, R. (2020). Study Of The Elements Of Facade Of Colonial Buildings, Case Study: Palm Oil Research Centre (PPKS) And Agency Of Sumatera Plantation Companies (BKS - PPS). Jurnal Koridor, 11(02), 62-67. https://doi.org/10.32734/koridor.v11i02.4645