TY  - JOUR
AU  - Fattorini, H.O.
TI  - Two approximation results for the parabolic singular perturbation problem
JO  - Portugaliae mathematica
PY  - 1985
SP  - 331
EP  - 346
VL  - 43
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/PORMA_1985__43_3_114516/
LA  - en
ID  - PORMA_1985__43_3_114516
ER  -