Lumbanraja, Penny Chariti, and Pretty Luci Lumbanraja. “Tinjauan Sistematis : Transformasi Pelayanan Metrologi Di Era Digital (Metrologi Digital4.0)”. Cendekia Niaga, vol. 8, no. 2, Dec. 2024, pp. 119-33, https://jurnal.kemendag.go.id/index.php/JCN/article/view/912.