Aspek Hukum Perdata Internasional terhadap pilihan forum dalam kontrak jual beli E-Commerce (Electronic Commerce) (Studi Kasus: Putusan No. 151/Pdt.G/2012/PN.Jkt.Tim dan Putusan No. 184/Pdt.G/2014/PN.Mdn) = Aspect of International private law on choice of forum in E-Commerce contracts (Electronic Commerce) (Case Study : Case No. 151/Pdt.G/2012/PN.Jkt.Tim and Case No. 184/Pdt.G/2014/PN.Mdn)