National and European dimension in research: materials of Junior Researchers' III Conference (Novopolotsk, April 27—28, 2011): in 3 parts / [publishing board: Dmitry Lazovski (chairperson) [et al.]. - Novopolotsk : PSU, 2011 - "National and European dimension in research", junior researchers' conference (3; 2011; Наваполацк) (PSU, 2011)