@article{RSMUP_1991__85__105_0,
     author = {Otal, Javier and Pe\~na, Juan Manuel},
     title = {Sylow theory of $CC$-groups},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {105--118},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {85},
     year = {1991},
     mrnumber = {1142535},
     zbl = {0734.20016},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_1991__85__105_0/}
}