1. Carson, P.P., Carson, K.D., Knouse e, S.B., Roe, C.W.: Balance theory applied to service quality: A focus on the organization, provider, and consumer triad. J. Bus. Psychol. 12, p. 99–120 (1997)
2. Kirchmer, M., Scarsig e, M., Frantz, P., BPM CBOK : version 4.0, springfield, Ill: Guide to the business process management common body of knowledge ABPMP (2019)
3. Kerzner, H.: Strategic planning for project management using a project management maturity model, John Wiley & Sons (2002)
4. PMI®: A guide to the project management body of knowledge (PMBOK® Guide) Sixth Edition. Proj. Manag. Inst. (2018)
5. Popper, K.: The poverty of historicism, III. Economica 12, 69–89 (1945)