WASET
    C. D. Papanikolaou and  V. A. Giouvanis and  E. A. Karatasiou and  D. S. Dimakas and  M. A. Sakellariou-Makrantonaki,  Sunflower Irrigation with Two Different Types of Soil Moisture Sensors.   journal   = {International Journal of Agricultural and Biosystems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2018, vol. 140(8). 255 - 259
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10009426.