On your toes: The making of ballet shoes - CBS News
What do ballerinas put in their pointe shoes? - Quora
Pointe Shoes
How do Ballerinas Dance on Their Toes? — School of Ballet 5:8
These 9 Dance Science Studies Could One Day Change Our Approach in the Studio
Stretching the Point: Part 1 International Association for Dance Medicine & Science
How do ballerinas make themselves spin around on the toes of one foot? - Quora
Brutal but beautiful: Ballerinas survive on celery juice and laxatives
A Workout for Aging Bodies: How Ballet Can Help Improve Balance - The New York Times
Women in science: A quantum ballerina dancing to the beat of her own drum