TY - JOUR AU - Andrew Krieger AU - Georg Menz AU - Martin Tassy TI - Deducing a variational principle with minimal \textit{a priori} assumptions JO - The electronic journal of combinatorics PY - 2020 VL - 27 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.37236/9121/ DO - 10.37236/9121 ID - 10_37236_9121 ER -