Frumușanu, Gabriel, and Nicolae Oancea. “Study of the Gear Formed by a Star Wheel With Trapezoidal Profile and Its Conjugated Worm”. Annals of ”Dunarea de Jos” University of Galati, Fascicle V, Technologies in machine building 34 (November 6, 2016): 11-16. Accessed July 3, 2024. https://gup.ugal.ro/ugaljournals/index.php/tmb/article/view/1420.