@article{10_4064_fm_1_1_142_147,
     author = {Wac{\l}aw Sierpi\'nski},
     title = {Sur les rapports entre l'existence des int\'egrales $\ensuremath{\int}_0^1f(x,y)dx$, $\ensuremath{\int}_0^1f(x,y)dy$ et $\ensuremath{\int}_0^1dx\ensuremath{\int}_0^1f(x,y)dy$},
     journal = {Fundamenta Mathematicae},
     pages = {142--147},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1920},
     doi = {10.4064/fm-1-1-142-147},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-1-1-142-147/}
}