TY  - RPRT
TI  - Pfeifer and Schmidt reply.
AU  - P Pfeifer
AU  - PW Schmidt
PY  - 1988
DO  - 10.1103/physrevlett.60.1345
UR  - https://pubmed.ncbi.nlm.nih.gov/10038013/
ID  - 10038013
ER  -