Hutagaol, Delvia Sawita Lestari Br, and Janpatar Simamora. “Legal Protection of Buyers in the Sale and Purchase Agreement of Uncertified Pangkalan Mansyur Land”. Golden Ratio of Data in Summary, vol. 5, no. 2, Feb. 2025, pp. 192-8, doi:10.52970/grdis.v5i2.878.