Oleg Protopopov, Who Skated With His Wife to Olympic Gold, Dies at 91
New York Times
Twice Soviet champions at the Games, he and Ludmila Belousova revolutionized pairs figure skating in the 1960s with a balletic style before defecting to the West.
https://www.nytimes.com/2023/11/08/sports/olympics/oleg-protopopov-dead.html