Last date for submission of paper: unknown; Contact person: Department of Science; Daugavpils University is organizing the 62nd International Scientific Conference of Daugavpils University in order to emphasize the present-day importance of higher education and the growing role of scientific and innovative solutions, as well as to promote the cooperation between higher educational establishments in Latvia, EU member states and other countries. The conference will take place on April 23-24, 2020.The Conference languages: Latvian, English, Russian (German, Spanish, French, Polish, Lithuanian, Swedish