Tichai, A. Division Prof. Dr. Klaus Blaum, MPI for Nuclear Physics, Max Planck Society;
Demol, P., Frosini, M., Tichai, A., Soma, V., & Duguet, T. (2021). Bogoliubov many-body perturbation theory under constraint. Annals of Physics, 424: 168358. doi:10.1016/j.aop.2020.168358.