@article{COMIM_2021_29_2_a9,
     author = {Owen, Adam and Pumpl\"un, Susanne},
     title = {A generalisation of {Amitsur's} {A-polynomials}},
     journal = {Communications in Mathematics},
     pages = {281--289},
     year = {2021},
     volume = {29},
     number = {2},
     mrnumber = {4285758},
     zbl = {07426424},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/COMIM_2021_29_2_a9/}
}