Троекурова TroyekurovaIrinaStepanovnaCountry: RussiaCity: SaratovCompany: Saratov State Law Academy1, Volskaya str., Saratov, 410056, Russia Position: professorScientific degree: doctor of economicsE-mail: troekurovais@mail.ru Author's articles ГРАВИТАЦИОННЫЕ МОДЕЛИ ВНЕШНЕЙ ТОРГОВЛИ СТРАН БРИКС International Science and Technology Cooperation of the Republic of Korea