@article{RSMUP_1985__73__249_0,
     author = {Busetto, Giorgio and Menegazzo, Federico},
     title = {Groups with soluble factor groups and projectivities},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {249--260},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {73},
     year = {1985},
     mrnumber = {799911},
     zbl = {0594.20022},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1985__73__249_0/}
}