WASET
    Ö. Öztürk and  G. P. Gerem and  A. Yenici and  B. Haspolat,  Effects of Different Sowing Dates on Oil Yield of Castor (Ricinus communis L.).   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2014, vol. 86(2). 184 - 188
    [viewed 08 May 2024]. Available from: https://publications.waset.org/pdf/9999001.