%0 Journal Article %A Pedro Huidobro %A Pedro Alonso %A Vladimír Janiš %A Susana Montes %T Convexity of hesitant fuzzy sets based on aggregation functions %J Computer Science and Information Systems %D 2021 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CSIS_2021_18_1_a11/ %F CSIS_2021_18_1_a11