Anisotropic surface melting in lyotropic cubic crystals - Part 1: Pn3m/L1 interface, poor faceting J. Grenier, T. Plötzing, D. Rohe and P. Pieranski Eur. Phys. J. E, 19 2 (2006) 223-232 Published online: 28 February 2006 DOI: 10.1140/epje/e2006-00026-3