%0 Journal Article %A Giuseppe Floridia %T Nonnegative multiplicative controllability for semilinear multidimensional reaction-diffusion equations %J Minimax theory and its applications %D 2021 %V 6 %N 2 %U http://geodesic.mathdoc.fr/item/MTA_2021_6_2_a10/ %F MTA_2021_6_2_a10