@article{RSMUP_1990__84__83_0,
     author = {D'Aniello, Alma},
     title = {Groups in which $n$-maximal subgroups are dualpronormal},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {83--90},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {84},
     year = {1990},
     mrnumber = {1101284},
     zbl = {0728.20017},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1990__84__83_0/}
}