SEPIKE 2018: Social Educational Project of Improving Knowledge in Economics: Innovations in the Modern World : A Collection of Articles and Works by International Scientists, Professors, Teachers, Doctoral and PhD Students, Frankfurt, Poitiers, Los Angeles, den 31.10.2018 (Monograph SEPIKE). Reviewers: Andrzej Gałkowski, Krasimir Spirov, Ihor Halytsia. 1st Edition. Frankfurt : Association 1901 SEPIKE, 2018. online 223 s. ISBN 9783-7481-8504-8.