TY  - JOUR
AU  - C. Kassimatis
TI  - On generalized derivatives
JO  - Studia Mathematica
PY  - 1964
SP  - 369
EP  - 371
VL  - 25
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/sm-25-3-369-371/
DO  - 10.4064/sm-25-3-369-371
LA  - en
ID  - 10_4064_sm_25_3_369_371
ER  -