1, ALMA MATER Publishing House, “VASILE ALECSANDRI” University of Bacău. All rights reserved., Français, Rang 1, 119-122, 2013
1, ALMA MATER Publishing House, “VASILE ALECSANDRI” University of Bacău. All rights reserved., Français, Rang 1, 405-408, 2012
1, International Union of Crystallography, Anglais, Rang 1, E69, m42, 2012
1, ALMA MATER Publishing House, “VASILE ALECSANDRI” University of Bacău. All rights reserved., Français, Rang 1, 333-338, 2012
1, ALMA MATER Publishing House, “VASILE ALECSANDRI” University of Bacău. All rights reserved., Français, Rang 1, 387-391, 2012