@article{10_4064_cm110_2_8,
     author = {Piotr Oprocha},
     title = {Shadowing in multi-dimensional shift spaces},
     journal = {Colloquium Mathematicum},
     pages = {451--460},
     publisher = {mathdoc},
     volume = {110},
     number = {2},
     year = {2008},
     doi = {10.4064/cm110-2-8},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm110-2-8/}
}