Pertanggungjawaban pejabat Pembuat Akta Tanah (PPAT) dalam upaya Actio Pauliana atas pembatalan akta jual beli terhadap debitor pailit: Studi Putusan Nomor: 20/Pdt.Sus-GLL-AP/2019/PN.Niaga.Jkt.Pst = Responsibility of Land Deed Officials (PPAT) In Actio Pauliana's efforts to cancel deeds of sale and purchase against bankruptcy debtors: Study Decision Number: 20/Pdt.Sus-GLL-AP/2019/PN.Niaga.Jkt.Pst