TY - RPRT TI - Self-diffusion at a melting surface observed by He scattering. AU - JW Frenken AU - JP Toennies AU - C Wöll PY - 1988 DO - 10.1103/physrevlett.60.1727 UR - https://pubmed.ncbi.nlm.nih.gov/10038124/ ID - 10038124 ER -