1. ABDULLA, Z. B. – SEDEEQ, A. M. – KHORSHID, F. F. 2022. Effects of forward speeds and blade angles of potato digger on fuel consumption and tuber mechanical damages. In Mesopotamia Journal of Agriculture, vol. 50, no. 2, pp. 21–37. DOI: https://doi.org/10.33899/magrj.2022.133565.1170
2. AL-DOSARY, N. M. N. 2016. Potato harvester performance on tuber damage at the eastern of Saudi Arabia. In Agricultural Engineering International: CIGR Journal, vol. 18, no. 2, pp. 32–42. Available at: https://cigrjournal.org/index.php/Ejounral/article/view/3401/2342
3. ALSHARIFI, S. K. A. – ALJIBOURI, M. A. – TAHER, M. A. 2019. Effect of two types of digger machines and speeds of tractor on the qualitative characteristics of potato. In Fayoum Journal of Agricultural Research and Development, vol. 33, no. 1, pp. 308–322. Available at: https://www.fayoum.edu.eg/Agri/conference3/pdf/Researches/E/22.pdf
4. ARAFA, G. K. 2019. Some factors affecting the damage of potato tubers during harvest. In Misr Journal of Agricultural Engineering, vol. 36, no. 3, pp. 753–772. Available at: https://mjae.journals.ekb.eg/article_94776_91fe3f945655ccf6cfa778c0e8c25317.pdf
5. ARAFA, G. K. 2007. The effect of harvesting operation on potato crop handling. In Misr Journal of Agricultural Engineering, vol. 24, no. 3, pp. 492–503. Available at: http://www.mjae.eg.net/pdf/2007/july/3.pdf