Analytic theory of defects in periodically structured elastic plates Poulton, C. G. ; Movchan, A. B. ; Movchan, N. V. ; McPhedran, R. C. Abstract Publication: Proceedings of the Royal Society of London Series A Pub Date: April 2012 DOI: 10.1098/rspa.2011.0609 Bibcode: 2012RSPSA.468.1196P