K. Madumarov. “COTTON PICKER SPINDLE SPRING CONSTRUCTION”. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact Factor: 8.036, vol. 12, no. 03, Mar. 2023, pp. 36-38, https://gejournal.net/index.php/IJSSIR/article/view/1624.