Noga Alon László Babai H. Suzuki Multilinear polynomials and Frankl-Ray-Chaudhuri-Wilson type intersection theorems. 165-180 1991 58 J. Comb. Theory, Ser. A 2 http://dx.doi.org/10.1016/0097-3165(91)90058-O db/journals/jct/jcta58.html#AlonBS91