Abstract
A Comment on the Letter by Francisco A. B. F. de Moura and Marcels L. Lyra, Phys. Rev. Lett. 81, 3735 (1998). The authors of the Letter offer a Reply.
- Received 27 May 1999
DOI:https://doi.org/10.1103/PhysRevLett.84.198
©2000 American Physical Society