1. Agutter C (2013) ITIL lifecycle essentials: your essential guide for the ITIL foundation exam and beyond. IT Governance, Ely
2. Alvarez E et al (2016) The bureaucracy measurement index: a systematic way for companies to assess the burden of red tape . Strategy&. PricewaterhouseCoopers, Chicago. https://www.strategyand.pwc.com/reports/bureaucracy-measurement-index. Accessed 12.06.2017
3. Anderson DJ (2011) Kanban: evolutionäres Change Management für IT-Organisationen. dpunkt, Heidelberg
4. Arntoft M (1994) Storytelling as a support tool for project management. Int J Proj Manag 12(4):230–233
5. Assure Consulting (2007) Studie: Milliardenverluste für die deutsche Wirtschaft. https://www.presseportal.de/pm/68231/1093625. Accessed 15.04.2019