@phdthesis{THESE_1931__122__1_0,
     author = {Brelot, Marcel},
     title = {\'Etude de l{\textquoteright}\'equation de la chaleur $\Delta u = c(\rm {M}) u(\rm {M}), c(\rm {M}) \ge o$, au voisinage d{\textquoteright}un point singulier du coefficient},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {122},
     year = {1931},
     language = {fr},
     url = {http://www.numdam.org/item/THESE_1931__122__1_0/}
}