@article{GDZPPN002308266, title = {Totally Abelian Operators and Analytic Functions.}, journal = {Mathematische Annalen}, volume = {201}, year = {1973}, pages = {57-64}, zbl = {0242.47022}, url = {http://dml.mathdoc.fr/item/GDZPPN002308266} }
Berkson, Earl; Rubel, Lee A. Totally Abelian Operators and Analytic Functions.. Mathematische Annalen, Tome 201 (1973) pp. 57-64. http://gdmltest.u-ga.fr/item/GDZPPN002308266/