International sanctions imposed on Russia will make problems for companies implementing projects on development of oil and gas fields in the Arctic, , IAA PortNews cites Sergei Chibisov, deputy head of Nenets autonomous region administration, as saying at the 3rd Timan-Pechora & Barents Sea Oil & Gas Conference within the framework of Arctic Oil & Gas Week in Moscow. According to him, the difficulties are associated with the limited access to required technologies.