@phdthesis{THESE_1941__238__3_0,
     author = {Yout\'evong, Sisowath},
     title = {Essai de normalisation des courbes d'intrados de vo\^utes en berceau},
     series = {Th\`eses de l'entre-deux-guerres},
     number = {238},
     year = {1941},
     language = {fr},
     url = {http://archive.numdam.org/item/THESE_1941__238__3_0/}
}