Abstracts should have tittle, authors' names, institution; e-mail.  The abstracts should not exceed 3000 characters (1 page) in EN and 3000 characters (1 page) in native language. Font Arial, size 12, single-spaced. Margins: top-2,5 cm, bottom-2,5 cm, right-2 cm, left-3 cm of references is by reference to the text at the end, in brackets indicate only the serial number of the source (no more than 5 references).