Lodang, Hamka, Universitas Negeri Makassar
Lubis, Yunida Syafriani, <p><em>Research and Development Agency of Forest Fibers Technology, Ministry of Environment and Forestry, Jl. Raya Riau-Bangkinang Km.9, Kuok-Bangkinang, Kampar, Indonesia, 28294. </em></p>