“The Effect of Low-Density Polyethylene Plastics’s Thickness as a Packaging Materials on the Quality of Celery (Apium gravelens L.) during Cold Storage” (2026) Jurnal BETA (Biosistem dan Teknik Pertanian), 8(2), pp. 240–248. doi:10.24843/JBETA.2020.v08.i02.p07.