Exact Results for the Asymptotic Dispersion of Particles in -Layer Systems
C. Van den Broeck and R. M. Mazo
Phys. Rev. Lett. 51, 1309 (1983) - Published 10 October, 1983
Soliton Collision in General Relativity
J. Ibañez and E. Verdaguer
Phys. Rev. Lett. 51, 1313 (1983) - Published 10 October, 1983