Abstract
A Comment on the Letter by Stefan Albrecht, Lucia Reining, Rodolfo Del Sole, and Giovanni Onida, Phys. Rev. Lett. 80, 4510 (1998). The authors of the Letter offer a Reply.
- Received 30 April 1999
DOI:https://doi.org/10.1103/PhysRevLett.83.3970
©1999 American Physical Society