N. Schlitter, F. Kähne, S. Schilz, и H. Mattke. Innovative Logistics Management: Competitive Advantages through new Processes and Services, стр. 147-164. Berlin, Erich Schmidt Verlag GmbH & Co., (2007)
S. Schilz, N. Schlitter, F. Kähne, и E. Genc. Key Factors for Successful Logistics: Services, Transportation Concepts, IT and Management Tools, стр. 153-168. Berlin, Erich Schmidt Verlag GmbH & Co., (2007)