MURTONO, Ari. Keterkaitan antara nilai-nilai efektif, rata-rata, dan ripple. JURNAL ELTEK, [S.l.], v. 20, n. 1, p. 53-68, aug. 2022. ISSN 2355-0740. Available at: <https://eltek.polinema.ac.id/index.php/eltek/article/view/347>. Date accessed: 09 dec. 2022. doi: https://doi.org/10.33795/eltek.v20i1.347.