Keabsahan dan akibat hukum perkawinan poligami yang tidak memenuhi syarat (analisis putusan pengadilan agama Nomor 1551/PDT.G/PA.SBY) = The validity and legal consequences of polygamous marriage not in line with legal requirements analysis of judgement of the court of religion 1551/PDT.G/2012/PA. SBY) / Friscarina - Friscarina, author (2016)