@article{Kliesch2014,
author = {Kliesch, Martin and Gross, D. and Eisert, Jens},
year = {2014},
language = {eng},
copyright = {http://journals.aps.org/authors/transfer-of-copyright-agreement},
title = {Matrix-Product Operators and States},
url = "http://dx.doi.org/10.17169/refubium-20229",
}