Podran N E

Publications in Math-Net.Ru

1. Transformations that are generated by idempotents with bounded projections
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1973, no. 2,  73–76
2. Transformation semigroups that are generated by idempotents with a given defect
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1972, no. 2,  44–50
3. Transformation semigroups of a finite set that are generated by idempotents with given projective characteristics.
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 1970, no. 12,  30–36