@article{GDZPPN002342316, title = {On infinite differential equations with constant coefficients. I}, journal = {Mathematica Scandinavica}, volume = {1}, year = {1953}, pages = {31-38}, zbl = {0050.31101}, url = {http://dml.mathdoc.fr/item/GDZPPN002342316} }
CARLESON, Lennart. On infinite differential equations with constant coefficients. I. Mathematica Scandinavica, Tome 1 (1953) pp. 31-38. http://gdmltest.u-ga.fr/item/GDZPPN002342316/