Astrophysicist Richard A. Muller - One Disaster after Another - The fatherof the idea that a sibling of the sun periodically wreaks havoc on Earth finds inspiration in catastrophes
D. Grossman, Astrophysicist Richard A. Muller - One Disaster after Another - The fatherof the idea that a sibling of the sun periodically wreaks havoc on Earth finds inspiration in catastrophes, SCI AM, 284(2), 2001, pp. 30