TY - GEN TI - Role of non-symmetry-breaking order parameters in determining the martensitic energy barrier: The bcc-to-9R transformation SN - 0163-1829 PY - 1991/// PB - Physical review. B, Condensed matter N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/physrevb.43.13626 ER -