Harry Kurniawan, Abdiyanto Abdiyanto, and Feby Milanie. 2024. “An Analysis Of Regulation Number 2 Of 2015 Implementation Medan City Regional Concerning Medan City Green Open Space Zoning”. Jurnal Ekonomi 13 (03):44-62. https://ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/4927.