TY - RPRT TI - Morphological instability in epitaxially strained dislocation-free solid films: Nonlinear evolution. AU - BJ Spencer AU - SH Davis AU - PW Voorhees PY - 1993 DO - 10.1103/physrevb.47.9760 UR - https://pubmed.ncbi.nlm.nih.gov/10005048/ ID - 10005048 ER -