%0 Journal Article %A Sliacan, Jakub %A Stromquist, Walter %T Improving bounds on packing densities of 4-point permutations %J Discrete mathematics & theoretical computer science %D 2017-2018 %V 19 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.23638/DMTCS-19-2-3/ %R 10.23638/DMTCS-19-2-3 %G en %F DMTCS_2018_19_2_a4