TY  - RPRT
TI  - Noncommuting mixed states cannot be broadcast.
AU  - H Barnum
AU  - CM Caves
AU  - CA Fuchs
AU  - R Jozsa
AU  - B Schumacher
PY  - 1996
DO  - 10.1103/physrevlett.76.2818
UR  - https://pubmed.ncbi.nlm.nih.gov/10060796/
ID  - 10060796
ER  -