Marzieh Moosavi-Nasab and  Behnaz Layegh  and  Ladan Aminlari and  Mohammad B. Hashemi,  Microbial Production of Levan using Date Syrup and Investigation of Its Properties.   journal   = {International Journal of Nutrition and Food Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2010, vol. 44(8). 603 - 609
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/2614.