Geometrical Phases from Global Gauge Invariance of Nonlinear Classical Field Theories
John C. Garrison and Raymond Y. Chiao
Phys. Rev. Lett. 60, 165 (1988) - Published 18 January, 1988
First Results of a Positron Microscope
James Van House and Arthur Rich
Phys. Rev. Lett. 60, 169 (1988) - Published 18 January, 1988