M. O. Ale and  S. I. Manuwa and  O. J. Olukunle and  T. Ewetumo,  Forward Speed and Draught Requirement of a Semi-Automatic Cassava Planter under Different Wheel Usage.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2023, vol. 203(11). 400 - 404
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10013343.