Goodman and Kruskal's TAU-B Statistic: A Fortran-77 Subroutine
Kenneth J. Berry, Paul W. Mielke · Educational and Psychological Measurement · 1986
An algorithm and associated FORTRAN-77 computer subroutine are described for computing Goodman and Kruskal's tau-b statistic along with the associated nonasymptotic probability value under the null hypothesis Tb = 0.