@article{10_1090_S0894_0347_01_00367_8,
     author = {R\'onyai, Lajos and Babai, L\'aszl\'o and Ganapathy, Murali},
     title = {On the number of zero-patterns of a sequence of polynomials},
     journal = {Journal of the American Mathematical Society},
     pages = {717--735},
     year = {2001},
     volume = {14},
     number = {3},
     doi = {10.1090/S0894-0347-01-00367-8},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-01-00367-8/}
}