TY  - JOUR
AU  - Chuan Jen Chyan
AU  - Andrzej Fryszkowski
TI  - Vitali Lemma approach to differentiation 
 on a time scale
JO  - Studia Mathematica
PY  - 2004
SP  - 161
EP  - 173
VL  - 162
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/sm162-2-4/
DO  - 10.4064/sm162-2-4
LA  - en
ID  - 10_4064_sm162_2_4
ER  -