The editorial staff of the "Polonia Inter Gentes" magazine uses the anti-plagiarism program https://www.crossref.org/services/similarity-check/ using iThenticate (http://www.ithenticate.com/) software belonging to Turnitin. The program allows you to examine the similarity of the text sent to the editorial office of the "Polonia Inter Gentes" with articles deposited by publishers using Similarity Check and with Internet sources.