@article{10_26493_1855_3974_438_300, author = {Miguel Raggi}, title = { {Forbidden} configurations: {Finding} the number predicted by the {Anstee-Sali} conjecture is {NP-hard } }, journal = {Ars Mathematica Contemporanea}, pages = {1--8}, publisher = {mathdoc}, volume = {10}, number = {1}, year = {2016}, doi = {10.26493/1855-3974.438.300}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.438.300/} }