KORTOV, Sergey Vsevolodovich; SHULGIN, Dmitry Borisovich; TOLMACHEV, Dmitry Evgenyevich; YEGARMINA, Anastasiya Dmitrievna. Technology Trends Analysis Using Patent Landscaping. Economy of Regions, [S. l.], v. 13, n. 3, p. 935–947, 2017. DOI: 10.17059/2017-3-24. Disponível em: https://economyofregions.org/ojs/index.php/er/article/view/2058. Acesso em: 4 jun. 2026.