1. Adams, J., van Leeuwen, M., Trapa, P., Vogan, D.: Unitary representations of real reductive groups. Astérisque 417 (2020). https://smf.emath.fr/publications/representations-unitaires-des-groupes-de-lie-reductifs
2. Adams, J., Vogan, D.: Associated varieties for real reductive groups. Pure Appl. Math. Q. (2020). http://www-math.mit.edu/~dav/AdamsVoganPAMQ.pdf(to appear)
3. Atlas of Lie Groups and Representations, version 1.0, January 2017 (2017). www.liegroups.org(for more about the software)
4. Barbasch, D., Pandžić, P.: Dirac cohomology of unipotent representations of $$Sp(2n, {\mathbb{R}})$$ and $$U(p, q)$$. J. Lie Theory 25(1), 185–213 (2015)
5. Barbasch, D., Pandžić, P.: Twisted Dirac index and applications to characters, Affine, vertex and $$W$$-algebras, vol. 37, pp. 23–36. Springer INdAM Series (2019)