Universal Fine Structure of the Chaotic Region in Period-Doubling Systems
T. Geisel and J. Nierwetberg
Phys. Rev. Lett. 47, 975 (1981) - Published 5 October, 1981
Indirect Evidence for Quantum Gravity
Don N. Page and C. D. Geilker
Phys. Rev. Lett. 47, 979 (1981) - Published 5 October, 1981