Kedudukan akta keterangan hak mewaris yang dibuat oleh Notaris berdasarkan keterangan sebagian ahli waris (Studi kasus Putusan Mahkamah Agung Nomor 2180K/Pdt/2017) = Status of deed certificate of inheritance right made by notary based on several statements of the heirs (a case study of supreme court verdict number 2180K/Pdt/2017)