RASOULINEZHAD, Ehsan. Investigation of Sanctions and Oil Price Effects on the Iran-Russia Trade by Using the Gravity Model. Вестник Санкт-Петербургского университета. Экономика, [S. l.], n. 2, p. 068–084, 2016. DOI: 10.21638/11701/spbu05.2016.204. Disponível em: https://economicsjournal.spbu.ru/article/view/1386. Acesso em: 20 апр. 2024.