@article{RSMUP_2006__115__29_0,
     author = {Longobardi, Patrizia and Maj, Mercede and Smith, Howard},
     title = {Groups in which the derived groups of all 2-generator subgroups are cyclic},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {29--40},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {115},
     year = {2006},
     mrnumber = {2245585},
     zbl = {1167.20322},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_2006__115__29_0/}
}