Perlindungan hukum bagi pemegang sertipikat hak atas tanah bekas tanah partikelir yang dikemudian hari mendapatkan gugatan : analisa Putusan Mahkamah Agung nomor 69 K/TUN/2011 = Legal protection for land title ex private land certificate holders who get a lawsuit later : analysis of Supreme Court Verdict number 69 K/TUN/2011 / Rosely Damayanti