1. Signed mahonians;Adin;J. Comb. Theory, Ser. A,2005
2. The signed Eulerian numbers on involutions;Barnabei;Pure Math. Appl.,2008
3. q-Eulerian polynomials arising from Coxeter groups;Brenti;Eur. J. Comb.,1994
4. Variations on descents and inversions in permutations;Chebikin;Electron. J. Comb.,2008
5. A recurrence relation for the “inv” analogue of q-Eulerian polynomials;Chow;Electron. J. Comb.,2010