%0 Journal Article
%A Ronaldo Garcia
%A Débora Lopes,
%A Jorge Sotomayor
%T Critical principal singularities of hypersurfaces in Euclidean 4-spaces
%J Journal of Singularities
%D 2022
%P 150-172
%V 25
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.5427/jsing.2022.25i/
%R 10.5427/jsing.2022.25i
%F 10_5427_jsing_2022_25i