TY  - JOUR
AU  - Vilma Mesa
TI  - Solving Problems on Functions: Role of the Graphic Calculator.
JO  - PNA
PY  - 2008
SP  - 109
VL  - 2
IS  - 3
PB  - mathdoc
UR  - https://geodesic-test.mathdoc.fr/item/PNA_2008__2_3_43750/
LA  - en
ID  - PNA_2008__2_3_43750
ER  -