%0 Journal Article %A Klep, Igor %A Špenko, Špela %T Free Function Theory Through MatrixInvariants %J Canadian journal of mathematics %D 2017 %P 408-433 %V 69 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2015-055-7/ %R 10.4153/CJM-2015-055-7 %F 10_4153_CJM_2015_055_7