1. H.I. Blau, Table algebras, preprint.
2. M. Broue, Higman’s criterion revisited, Michigan Math. J. Volume 58, Issue 1 (2009), 125–179.
3. M. Cohen and S. Westreich, Some interrelations between Hopf algebras and their duals, J. Algebra 283 (2005), no. 1, 42–62.
4. M. Cohen and S. Westreich, Fourier transforms for Hopf algebras, Contemporary Math, sub series of Israel Math. Conf. Vol. 433, (2007), 115–133.
5. M. Cohen and S. Westreich, Characters and a Verlinde-type formula for symmetric Hopf algebras, J. Alg., doi.org/10.1016/j.jalgebra.2008.08.025.