@article{ADM_2021_32_2_a4,
     author = {A. Kelley and E. Wolfe},
     title = {Maximal subgroup growth of a~few polycyclic groups},
     journal = {Algebra and discrete mathematics},
     pages = {226--235},
     publisher = {mathdoc},
     volume = {32},
     number = {2},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2021_32_2_a4/}
}