TY  - JOUR
AU  - Thomas Boehme
TI  - On power series in the differentiation operator
JO  - Studia Mathematica
PY  - 1973
SP  - 309
EP  - 317
VL  - 45
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/sm-45-3-309-317/
DO  - 10.4064/sm-45-3-309-317
LA  - en
ID  - 10_4064_sm_45_3_309_317
ER  -