Dwirayudha W, Maharani A. Pen: Solution for Food Freshness. jrssem [Internet]. 2026 May 13 [cited 2026 May 13];5(10):11863-75. Available from: https://jrssem.publikasiindonesia.id.solusipublish.com/index.php/jrssem/article/view/1458