Foundations of Animation
If you’re interested in this topic I really recommend The Animator’s Survival Kit by Richard Williams (the director of animation in Who Framed Roger Rabbit):<p><a href="https://www.amazon.com/Animators-Survival-Kit-Richard-Williams/dp/0571202284" rel="nofollow">https://www.amazon.com/Animators-Survival-Kit-Richard-Willia...</a><p>Most of the points from the article seem to be derived from the stuff the book covers in more details.