@article{Schwarz2017,
author = {Schwarz, M. and Buerschaper, Oliver and Eisert, Jens},
year = {2017},
language = {eng},
title = {Approximating local observables on projected entangled pair states},
volume = {95},
issn = {1050-2947 (Print)},
issn = {1094-1622 (Online)},
url = "http://dx.doi.org/10.17169/refubium-1518",
}