TY  - RPRT
TI  - Superconductivity in the (2+1)-dimensional nonlinear sigma model.
AU  - AM Schakel
PY  - 1991
DO  - 10.1103/physrevd.44.1198
UR  - https://pubmed.ncbi.nlm.nih.gov/10013978/
ID  - 10013978
ER  -