Geodesic
A~problem in plane topology
Matematičeskie zametki, Tome 5 (1969) no. 6, pp. 709-718.

Voir la notice de l'article provenant de la source Math-Net.Ru

In a closed and bounded region of the plane there is given a field of curves satisfying natural continuity properties expressed in geometrical terms. We show that such a field is easy to construct: the ends of all curves which separate the region lie on its boundary. 
@article{MZM_1969_5_6_a7,
     author = {A. A. Sedaev},
     title = {A~problem in plane topology},
     journal = {Matemati\v{c}eskie zametki},
     pages = {709--718},
     publisher = {mathdoc},
     volume = {5},
     number = {6},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1969_5_6_a7/}
}
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A. A. Sedaev. A~problem in plane topology. Matematičeskie zametki, Tome 5 (1969) no. 6, pp. 709-718. http://geodesic.mathdoc.fr/item/MZM_1969_5_6_a7/