Khodadad Mostafavi and  Alireza Nabipour and  Mohammad Norouzi,  Study of Environmental Effects on Sunflower Oil Percent based on Graphical Method.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2012, vol. 65(5). 265 - 268
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/10818.