Implikasi yuridis atas pengenyampingan pasal 43 ayat (2) huruf D undang-undang Nomor 20 tahun 2011 tentang rumah susun dalam perjanjian pengikatan jual beli satuan rumah susun (suatu studi kasus terhadap perjanjian pengikatan jual beli satuan rumah Sus) = Juridical implication on waive of article 43 paragraph 2 letter d law number 20 year 2011 regarding apartment in sale and purchase of apartment agreement a case study on sale and purchase of bassura apartment