%0 Journal Article %A Boboc, Nicu %A Constantinescu, Corneliu %A Cornea, A. %T Axiomatic theory of harmonic functions. Non-negative superharmonic functions %J Annales de l'Institut Fourier %D 1965 %P 283-312 %V 15 %N 1 %I Institut Fourier %C Grenoble %U http://www.numdam.org/articles/10.5802/aif.207/ %R 10.5802/aif.207 %G en %F AIF_1965__15_1_283_0