Skrivervik, Anja2015-08-032015-08-032015-08-03201410.1109/EuCAP.2014.6901871https://infoscience.epfl.ch/handle/20.500.14299/116811This contribution starts with a short overview on classic Integral Equation techniques for the analysis of periodic structures. Then, an efficient iterative procedure will be presented for periodic and quasi periodic structures. © 2014 European Association on Antennas and Propagation.text::conference output::conference paper not in proceedings