1. M. Abramowitz, I.A. Stegun, Handbook of Mathematical Functions, Dover, New York, 1965.
2. Some properties of nonnegative matrices and their permanents;Brègman;Sov. Math. Dokl.,1973
3. Maximum permanents of matrices of zeroes and ones;Brualdi;J. Combin. Theory A,1988
4. Hermite polynomials and a duality relation for the matchings polynomial;Godsil;Combinatorica,1981
5. Asymptotic enumeration of Latin rectangles;Godsil;J. Combin. Theory B,1990