Elementi distributivi nel reticolo dei sottogruppi d'un gruppo localmente nilpotente
Equations in groups, with special emphasis on localization and torsion - II
Estructura de Sylow de ciertos grupos localmente finitos.
Examples of highly transitive permutation groups
Exemples de nil-algèbres et de groupes infinis
Existency-Closed Groups in X_1 with Special Properties
Existentially closed -groups
Existentially Closed Locally Finite Central Extensions: Multipliers and Local Systems.
Extensions of abelian by hyper-(cyclic or finite) groups (II)
Extraspecial sections of periodic -groups