%0 Journal Article
%A Andrew Krieger
%A Georg Menz
%A Martin Tassy
%T Deducing a variational principle with minimal \textit{a priori} assumptions
%J The electronic journal of combinatorics
%D 2020
%V 27
%N 4
%U http://geodesic.mathdoc.fr/articles/10.37236/9121/
%R 10.37236/9121
%F 10_37236_9121