Xiaobo Xi and  Ruihong Zhang,  Design and Experiment of Orchard Gas Explosion Subsoiling and Fertilizer Injection Machine.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2018, vol. 137(5). 485 - 489
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10008955.