@article{JRAM_1972__252_151170,
     author = {Donald Sarason},
     title = {Weak-star density of polynomials.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--15},
     publisher = {mathdoc},
     volume = {252},
     year = {1972},
     zbl = {0242.46023},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1972__252_151170/}
}