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Author: Cherubini, Alessandra

• Cherubini, Alessandra; Varisco, Ada: On $E_k$-rings. (English). Czechoslovak Mathematical Journal, vol. 38 (1988), issue 3, pp. 456-463
• Cherubini, Alessandra; Varisco, Ada: Semigroups and rings whose proper one-sided ideals are power joined. (English). Czechoslovak Mathematical Journal, vol. 34 (1984), issue 1, pp. 121-125
• Cherubini, Alessandra; Varisco, Ada: Semigroups whose proper subsemigroups are duo. (English). Czechoslovak Mathematical Journal, vol. 34 (1984), issue 4, pp. 630-644
• Cherubini, Alessandra; Varisco, Ada: Quasi Hamiltonian semigroups. (English). Czechoslovak Mathematical Journal, vol. 33 (1983), issue 1, pp. 131-140