@article{10_4064_ap_3_1_147_156,
     author = {Franciszek Leja},
     title = {Distributions libres et restreintes des points extr\'emaux dans les ensembles plans},
     journal = {Annales Polonici Mathematici},
     pages = {147--156},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1956},
     doi = {10.4064/ap-3-1-147-156},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-3-1-147-156/}
}