TY - JOUR AU - Theil, Florian TI - Surface energies in a two-dimensional mass-spring model for crystals JO - ESAIM: Mathematical Modelling and Numerical Analysis PY - 2011 SP - 873 EP - 899 VL - 45 IS - 5 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/m2an/2010106/ DO - 10.1051/m2an/2010106 LA - en ID - M2AN_2011__45_5_873_0 ER -