Febrianto, K.A. et al. 2026. Legal Certainty in the Sale and Purchase of Land Formerly Subject to a Right to Build Based on Privately Signed Documents: A Critical Analysis of Judgment No. 46/PDT.G/2023/PN PWD and No. 251 PK/PDT/2025. Journal of Legal Sustainability. 3, 4 (Oct. 2026), 207–218. DOI:https://doi.org/10.63477/jols.v3i4.640.