%0 Journal Article %A Nicolò Cangiotti %A Mattia Sensi %T A geometric characterization of VES and Kadiyala-type production functions %J Filomat %D 2021 %P 1661 %V 35 %N 5 %U http://geodesic.mathdoc.fr/articles/10.2298/FIL2105661C/ %R 10.2298/FIL2105661C %G en %F 10_2298_FIL2105661C