%0 Journal Article %A Manoj Changat %A Ferdoos Hossein Nezhad %A Peter F. Stadler %T Axiomatic characterization of transit functions of hierarchies %J Ars Mathematica Contemporanea %D 2018 %P 117-128 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.831.e12/ %R 10.26493/1855-3974.831.e12 %G en %F 10_26493_1855_3974_831_e12