cw Self-Focusing and Self-Trapping of Light in Sodium Vapor
J. E. Bjorkholm and A. A. Ashkin
Phys. Rev. Lett. 32, 129 (1974) - Published 28 January, 1974
Atomic Capture of Negative Mesons
M. Leon and Ryoichi Seki
Phys. Rev. Lett. 32, 132 (1974) - Published 28 January, 1974