TY - RPRT TI - Systematic derivation of order parameters through reduced density matrices. AU - Shunsuke Furukawa AU - Grégoire Misguich AU - Masaki Oshikawa PY - 2006 DO - 10.1103/physrevlett.96.047211 UR - https://pubmed.ncbi.nlm.nih.gov/16486891/ ID - 16486891 ER -