Hak menuntut ahli waris atas harta warisan yang dikuasai oleh salah satu ahli waris. Studi kasus: putusan Mahkamah Agung Republik Indonesia Nomor 789/PK/PDT/2010 = The right to sue of an heir upon estate of inheritance controlled by one of the heirs. Case study supreme court decisions of the Republic of Indonesia Number 789/PK/PDT/2010