@article{10_4064_ap_2_2_271_293,
     author = {A. Pli\'s},
     title = {The problem of non-local existence for solutions of a linear partial differential equation of the first order},
     journal = {Annales Polonici Mathematici},
     pages = {271--293},
     publisher = {mathdoc},
     volume = {2},
     number = {2},
     year = {1955},
     doi = {10.4064/ap-2-2-271-293},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-2-2-271-293/}
}