Anggraini, Rivalia, 		Wahyuni, Sri, AND 		Lesmono, Albertus Djoko.
" PENGEMBANGAN LEMBAR KERJA SISWA (LKS) BERBASIS KETERAMPILAN PROSES DI SMAN 4 JEMBER" <em>JURNAL PEMBELAJARAN FISIKA</em> [Online], Volume 4 Number 4 (1 March 2016)