@Article{ sanzap, author = { Santos, Pedro M. and Zappale, Elvira }, title = { Second Order Analysis for Thin Strucutures }, journal = { Nonlinear Analysis }, year = { 2004 }, volume = { 56 }, number = { 5 }, pages = { 679-713 }, URL = { http://cvgmt.sns.it/paper/1505/ }, note = { cvgmt preprint} }