“Optimizing The Production System Of Quality Pineapple Processed Products And Post-Production Waste Management In Tua Tunu Village - Pangkalpinang City: Optimalisasi Sistem Produksi Produk Olahan Nenas Berkualitas Serta Manajemen Limbah Pasca Produksinya Di Kelurahan Tua Tunu – Kota Pangkalpinang”, jpu, vol. 7, no. 2, pp. 53–61, Dec. 2020, doi: 10.33019/jpu.v7i2.2090.