Yusuf, Yahaya ORCID: 0000-0001-6045-3245, Hawkins, Anya, Musa, Ahmed, Berishy, Nagham El, Schulze, Marion and Abubakar, Tijjani (2014) Ethical supply chains: analysis, practices and performance measures. International Journal of Logistics Systems and Management, 17 (4). pp. 472-497. ISSN 1742-7967