The Future of Logistics in Emerging Markets – Fuzzy Clustering Scenarios Grounded in Institutional and Factor-Market Rivalry Theory (2015) Hirschinger M, Spickermann A, Hartmann E, von der Gracht H, Darkow IL Journal article Drivers of supplier sustainability: Moving beyond compliance to commitment (2015) Foerstl K, Azadegan A, Leppelt T, Hartmann E Journal article The Flexibility of Logistics Service Providers and its Impact on Customer Loyalty ­ An Empirical Study (2011) Hartmann E, Grahl A Journal article Sustainable Global Supplier Management – The Role of Dynamic Capabilities in Achieving Competitive Advantage (2010) Reuter C, Förstl K, Hartmann E, Blome C Journal article Integration in the global sourcing organization--an information processing perspective (2009) Trautmann G, Turkulainen V, Hartmann E, Bals L Journal article Strategic alignment and purchasing efficacy: an exploratory analysis of their impact on financial performance (2008) Baier C, Hartmann E, Moser R Journal article