Solitons and the Motion of Helical Curves
G. L. Lamb, Jr.
Phys. Rev. Lett. 37, 235 (1976) - Published 2 August, 1976
Observation of Rotations by Fresnel Diffraction of Neutrons
A. G. Klein and G. I. Opat
Phys. Rev. Lett. 37, 238 (1976) - Published 2 August, 1976