Tret'yakova E G

Publications in Math-Net.Ru

1. On a free two-generator unary Clifford semigroup
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1994, no. 1,  71–75
2. Biordered sets of idempotents of semigroups of certain types
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1986, no. 3,  77–80