TY  - RPRT
TI  - Topological long-range order for resonating-valence-bond structures.
AU  - DJ Klein
AU  - TP Zivkovic
AU  - R Valenti
PY  - 1991
DO  - 10.1103/physrevb.43.723
UR  - https://pubmed.ncbi.nlm.nih.gov/9996265/
ID  - 9996265
ER  -