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Schuch, Norbert and Pérez García, David and Cirac, Ignacio (2010) Classifying quantum phases using MPS and PEPS. (Submitted)
Haegeman, Jutho and Pérez García, David and Cirac, Ignacio and Schuch, Norbert (2012) Order Parameter for Symmetry-Protected Phases in One Dimension. Physical Review Letters, 109 . 050402-1. ISSN 0031-9007
Schuch, Norbert and Pérez García, David and Cirac, Ignacio (2010) PEPS as ground states: degeneracy and topology. Annals of Physics, 325 . ISSN 1096-035X