TY  - RPRT
TI  - First-principles calculations for insulators at constant polarization.
AU  - Oswaldo Diéguez
AU  - David Vanderbilt
PY  - 2006
DO  - 10.1103/physrevlett.96.056401
UR  - https://pubmed.ncbi.nlm.nih.gov/16486961/
ID  - 16486961
ER  -