Quantum lens for atomic waves
I. Sh. Averbukh, V. M. Akulin, and W. P. Schleich
Phys. Rev. Lett. 72, 437 (1994) - Published 24 January, 1994
Solvable supersymmetric continuum model in arbitrary dimensions
Y. Kuramoto and J. Zittartz
Phys. Rev. Lett. 72, 442 (1994) - Published 24 January, 1994