Ihor Pylypenko, Daria Malchykova, Olexandra Vashchenko, Diana Gryniuk, Lyudmila Lozova (2021). GRAPH THEORY IN THE SPATIAL ANALYSIS OF SOCIAL SYSTEMS: METHODICAL TECHNIQUES OF REGULARITIES SEARCHING. SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 21st SGEM International Multidisciplinary Scientific GeoConference Proceedings 2021, Informatics, Geoinformatics and Remote Sensing, 19-26. https://doi.org/10.5593/sgem2021/2.1/s07.08