books.google.fr - This revised, expanded, edition covers the theory, design, geometry and manufacture of all types of gears and gear drives. This is an invaluable reference for designers, theoreticians, students, and manufacturers. This edition includes advances in gear theory, gear manufacturing, and computer simulation....https://books.google.fr/books/about/Gear_Geometry_and_Applied_Theory.html?id=XUSHSYwdiV8C&utm_source=gb-gplus-shareGear Geometry and Applied Theory