TY - RPRT TI - Erratum: Nonlinear envelope-function equation and strongly localized vibrational modes in anharmonic lattices AU - YA Kosevich PY - 1993 DO - 10.1103/physrevb.48.3580.2 UR - https://pubmed.ncbi.nlm.nih.gov/10021598/ ID - 10021598 ER -