Apriani, Widya. “EVALUASI INSTABILITAS RANGKA ATAP BAJA RINGAN SESUAI SNI 7971-2013”. Jurnal Sains Dan Teknologi, vol. 17, no. 1, Maret 2018, hlm. 16-22, https://jst.ejournal.unri.ac.id/index.php/JST/article/view/78.