Degumming, Perlakuan Alkali, dan Karakterisasi Serat Pandan Berduri (Pandanus tectorius) - Sudarisman, Sudarisman; Department of Mechanical Engineering Universitas Muhammadiyah Yogyakarta Jl. Brawijaya, Tamantirto, Kasihan Yogyakarta 55183, INDONESIA (JMPM : Jurnal Material dan Proses Manufaktur, 2019)