@article{RLIN_1995_9_6_1_a0,
     author = {Berkovich, Yakov},
     title = {On the number of solutions of equation \( x^{{p}^{ k}} = 1 \) in a finite group},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti Lincei. Matematica e applicazioni},
     pages = {5--12},
     publisher = {mathdoc},
     volume = {Ser. 9, 6},
     number = {1},
     year = {1995},
     zbl = {0840.20017},
     mrnumber = {241534},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLIN_1995_9_6_1_a0/}
}