TY  - RPRT
TI  - Singh and Gelfand reply.
AU  - RR Singh
AU  - MP Gelfand
PY  - 1989
DO  - 10.1103/physrevlett.62.840
UR  - https://pubmed.ncbi.nlm.nih.gov/10040347/
ID  - 10040347
ER  -