TY - RPRT TI - Ab initio molecular dynamics with variable cell shape: Application to MgSiO3. AU - RM Wentzcovitch AU - JL Martins AU - GD Price PY - 1993 DO - 10.1103/physrevlett.70.3947 UR - https://pubmed.ncbi.nlm.nih.gov/10054006/ ID - 10054006 ER -