Naser Sabaghnia and  Mohsen Janmohammadi and  Mehdi Mohebodini,  GGE-Biplot Analysis of Nano-Titanium Dioxide and Nano-Silica Effects on Sunflower.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2017, vol. 127(7). 494 - 497
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10007392.