Spektra, Editor. “BACK MATTER SPEKTRA VOLUME 1 NOMOR 1 AGUSTUS 2016”. Spektra: Jurnal Fisika dan Aplikasinya 1, no. 1 (December 31, 2017). Accessed May 17, 2024. https://journal.unj.ac.id/unj/index.php/spektra/article/view/7781.