Pembatalan perkawinan poligami yang tidak sah oleh istri pertama setelah kematian suami (Studi Putusan Pengadilan Agama Sukabumi nomor 0135/PDT.G/2018/PA.Smi) = Cancellation of unauthorized polygamy marriage stated by his first wife after the death of a husband (Study of the Sukabumi Religious Court Ruling Number 0135/PDT.G/2018/PA.Smi)