Penerapan lembaga Rechtsverwerking dalam putusan pengadilan negeri : Tinjauan yuridis terhadap putusan pengadilan negeri Simalungun Nomor 40/Pdt.G/2008/PN.Sim = Implementation of Rechtsverwerking institution in district court decision : Legal analyze of Simalungun district court decision number 40/Pdt.G/2008/PN.SIM - Nuryani, author (Universitas Indonesia, 2011)