@article{10_4064_ap_22_2_239_242,
     author = {D. V. Ionescu},
     title = {L'extension d'un \'equation fonctionnelle de {D.} {Pompeiu} \`a l'aide d'une formule de d\'erivation num\'erique},
     journal = {Annales Polonici Mathematici},
     pages = {239--242},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {1969},
     doi = {10.4064/ap-22-2-239-242},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-22-2-239-242/}
}