%0 Journal Article
%A Berrachedi, Abdelhafid
%A Havel, Ivan
%A Mulder, Henry Martyn
%T Spherical and clockwise spherical graphs
%J Czechoslovak Mathematical Journal
%D 2003
%P 295-309
%V 53
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMJ_2003__53_2_a6/
%G en
%F CMJ_2003__53_2_a6