“Studi Variasi Suhu dan Lama Pemanasan dalam Proses Delignifikasi Selulosa Daun Kelapa sebagai Penguat Kertas Kemasan: Study of Temperature Variations and Heating Duration in the Delignification Process of Coconut Leaf Cellulose as a Reinforcement for Packaging Paper”. Jurnal BETA (Biosistem dan Teknik Pertanian), vol. 14, no. 2, September 2026, hlm. 370-82, https://doi.org/10.24843/jbeta.2026.v14.i02.p13.