Levina I A

Publications in Math-Net.Ru

1. Number of equivalence classes of weakly equivalent lattices
   
   Mat. Zametki, 15:3 (1974),  501–508
2. On the class number of exact ideals for $Z$-rings in a commutative $Q$-algebra
   
   Mat. Zametki, 11:4 (1972),  381–388