TY  - JOUR
AU  - A. I. Ermakov
TI  - Best Hausdorff approximations by algebraic polynomials and porosity
JO  - Matematičeskie zametki
PY  - 1996
SP  - 692
EP  - 702
VL  - 59
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1996_59_5_a4/
LA  - ru
ID  - MZM_1996_59_5_a4
ER  -