TY - RPRT TI - Structural phase transition in the nonlinear-polarizability shell model. AU - A Dobry AU - A Greco AU - M Stachiotti PY - 1991 DO - 10.1103/physrevb.43.11166 UR - https://pubmed.ncbi.nlm.nih.gov/9996854/ ID - 9996854 ER -