Obinna-Echem, P. C., and F. A. Chukunda. “Nutrient Composition of Mushroom: Pleurotus Ostreatus (Jacaum, Ex. Fr. Kummer) Grown on Different Agricultural Wastes”. Agriculture and Food Sciences Research, vol. 5, no. 1, Jan. 2018, pp. 1-5, doi:10.20448/journal.512.2018.51.1.5.