Santoso, Anwar, and Chandra Ertikanto. “ANALISIS KEBUTUHAN LKS PEMBELAJARAN REMEDIAL MATA PELAJARAN FISIKA SMA MA DI KEC. TANJUNG RAJA”. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL), vol. 4, Oct. 2015, pp. SNF2015-IV, https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/5017.