• North European export industry and the shadows of sulphur directiveHämäläinen, Esa; Hilmola, Olli-Pekka; Tolli, AndresTransport and Telecommunication2016 / p. 9 - 17 https://doi.org/10.1515/ttj-2016-0002 https://www.scopus.com/sourceid/12400154710 https://www.scopus.com/record/display.uri?eid=2-s2.0-84968610356&origin=resultslist&sort=plf-f&src=s&sid=f0c1c3413f201be0255f920efdc168f9&sot=b&sdt=b&s=DOI%2810.1515%2Fttj-2016-0002%29&sl=30&sessionSearchId=f0c1c3413f201be0255f920efdc168f9&relpos=0