Seyed Azizollah Ghotb and  Mohammad Chamani and  Elmira Abdollahzadeh Esmaeili and  Farhad Foroudi,  Effects of Adding Different Levels of Anaerobic Fungi on Cellulase Activity of Ostrich Digestive Tract-s Microorganisms under in Vitro Condition.   journal   = {International Journal of Animal and Veterinary Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2011, vol. 59(11). 667 - 671
    [viewed 09 July 2020]. Available from: https://publications.waset.org/pdf/12749.