V. M. Korolevich
Polessky State University.
Belarus

Violetta M. Korolevich – Master of Biology.

23, Dneprovskaya Flotiliya Str., 225710, Pinsk.

P. Blazinska
Lodz University of Technology.
Poland

Paulina Błazińska – Master of Chemistry, Postgraduate student.

4/10, Stefanowskii Str., 90-924, Lodz.

A. Sykula
Lodz University of Technology.
Poland

Anna Sykuła – Ph. D. (Chem.), Assistant Professor.

4/10, Stefanowskii Str., 90-924, Lodz.

E. Lodyga-Chruscinska
Lodz University of Technology.
Poland

Elżbieta Lodyga-Chruścińska – D. Sc. (Chem.), Professor.

4/10, Stefanowskii Str., 90-924, Lodz.