K. MADUMAROV. COTTON PICKER SPINDLE SPRING CONSTRUCTION. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036, [S. l.], v. 12, n. 03, p. 36–38, 2023. Disponível em: https://gejournal.net/index.php/IJSSIR/article/view/1624. Acesso em: 7 may. 2024.