Kedudukan dan kekuatan mengikat Perjanjian Pengikatan Jual Beli Lunas (PPJB LUNAS) tanah dan bangunan dan kuasa jual terkait dengan status peralihan kepemilikan objek: analisis kasus putusan nomor 666/PK/Pdt/2011 = Legal standing and binding of land and building conditional sale purchase agreement in full settlement and power of attorney to sell in connection to status of transfer the ownership over the object: case study court decision number 666/PK/Pdt/2011