Zharifa Rahmadhani, A. et al. 2026. The Judge’s Ratio Decidendi in The Annulment of a Deed of Sale and Purchase Executed by a Land Deed Official (PPAT) (Review of Judgment No. 80/Pdt.G/2020/PN.Btl). International Journal of Educational Research & Social Sciences . 7, 2 (Apr. 2026), 90–94. DOI:https://doi.org/10.51601/ijersc.v7i2.966.