Papaix, Claire and Hammadou, Hakim (2015) Policy packages for modal shift and CO2 reduction in Lille, France. Transportation Research Part D: Transport and Environment, 38. pp. 105-116. ISSN 1361-9209 (doi:https://doi.org/10.1016/j.trd.2015.04.008)

Warren, James P. and Ieromonachou, Petros ORCID: 0000-0002-5842-9585 (2013) Can rail/sail compete with air travel to Cyprus? A comparison of emissions. Transportation Research Part D: Transport and Environment, 18. pp. 86-90. ISSN 1361-9209 (doi:https://doi.org/10.1016/j.trd.2012.09.003)