[1] Kruchten, P. 1999. The rational unified process: an introduction. Addison-Wesley Longman Publishing, USA.
[2] Beck, K. 2000. Extreme programming explained: embrace change. Addison-Wesley, Don Mills, Ontario, Canada.
[3] Fowler, M. 1999. Refactoring: improving the design of existing code. Addison-Wesley, Don Mills, Ontario, Canada.
[4] Bass, L., Weber, I., Zhu, L. 2015. DevOps: A Software Architect's Perspective. Addison Wesley, Massachusetts.
[5] AXELOS, 2020. ITIL4® Managing Professional High Velocity IT. The Stationery Office, London.
[6] Herring, M. 2018. DevOps for the Modern Enterprise. IT Revolution, Portland, Oregon.
[7] Kersten, M. 2018. From Project to Product. IT Revolution, Portland, Oregon.
[8] Goldratt, E. 1994. Theory of Constraints and How it Should be Implemented. North River Press, Great Barrington, Massachusetts.
[9] Herring, M., DeGrandis, D., Forsgren, N., Guckenheimer, S. 2015. Measure efficiency, effectiveness and culture to optimize devops. IT Revolution, Portland, Oregon.
[10] Gruver, G. 2016. Start and Scaling DevOps in the Enterprise. Bookbaby.
[11] Martin, K., Osterling, M. 2014. Value stream mapping: how to visualize work and align leadership for organizational transformation. McGraw-Hill Education, UK.
[12] Nygard, N., Pal, T., Magill, S., Guckenheimer, S., Willis, W. 2019. DevOps Governance Architecture. IT Revolution, Portland, Oregon.
[13] Alahyari, H., Gorschek, T., Svensson, R. 2019. An exploratory study of waste in software development organizations using agile or lean approaches: A multiple case study at 14 organizations. Inform. Software Tech. 105 (Jan 2019), 78-94. DOI= https://doi.org/10.1016/j.infsof.2018.08.006.
[14] Rodríguez, R., Mäntylä, M., Oivo, M., Lwakatare, L.E., Seppänen, P., Kuvaja, P. 2018. Chapter Four - Advances in Using Agile and Lean Processes for Software Development. Advances in Computers. 113 (May 2018), 135-224. DOI= https://doi.org/10.1016/bs.adcom.2018.03.014.
[15] Geurts, W.J.W. 2016. Faster is Better and Cheaper. Wiley Online. 26, 1 (Sep 2016), 1002-1015. DOI= https://doi.org/10.1002/j.2334-5837.2016.00207.x.
[16] Schlossnagle, T. 2017.Monitoring in a DevOps world. ACM Queue.15, 6. Association for Computing Machinery, New York.
[17] Willis, J. - What DevOps means to me, https://blog.chef.io/what-devops-means-to-me/, last accessed 2020/10/15.
[18] Rodríguez, P., Haghighatkhah, A., Lwakatare, L.E., Teppola, S., Suomalainen, T., Eskeli, J., Karvonen, T., Kuvaja, P., Verner, J.M., Oivo, M. 2017. Continuous deployment of software intensive products and services: A systematic mapping study. J. Syst. Software, 123 (Jan 2017), 263-291. DOI= https://doi.org/10.1016/j.jss.2015.12.015.
[19] DORA and Google Cloud. Accelerate State of DevOps Report 2019, https://services.google.com/fh/files/misc/state-of-devops-2019.pdf, last accessed 2020/10/15.
[20] Dingsøyr, T., Lassenius, C. 2016. Emerging themes in agile software development: Introduction to the special section on continuous value delivery. Inform. Software Tech., 77 (Sep 2016), 56-60. DOI= https://doi.org/10.1016/j.infsof.2016.04.018.
[21] Jones, S., Noppen, J., Lettice, F. 2016. Management challenges for DevOps adoption within UK SMEs. In Proceedings of the 2nd International Workshop on Quality-Aware DevOps (Saarbrücken, Germany, July 21, 2016). QUDOS '16. ACM, New York, NY, 7-11. DOI = https://doi.org/10.1145/2945408.2945410
[22] Xiaofeng, W., Conboy, K., Cawley, O. 2012. “Leagile” software development: An experience report analysis of the application of lean approaches in agile software development. J. Syst. Software, 85, 6 (June 2012), 1287-1299. DOI= https://doi.org/10.1016/j.jss.2012.01.061.
[23] Puppet. State of DevOps Report 2019, puppet.com/resources/report/state-of-devops-report/, last accessed 2020/10/15.
[24] Iden, J., Tessem, B., Päivärinta, T. 2011. Problems in the interplay of development and IT operations in system development projects: A Delphi study of Norwegian IT experts. Inform. Software Tech., 53, 4 (April 2011), 394-406. DOI= https://doi.org/10.1016/j.infsof.2010.12.002.
[25] Feitelson, D., Frachtenberg, E., Beck, K. 2013. Development and Deployment at Facebook. IEEE 17, 4 (Feb 2013) 8-17. IEEE Internet Computing. DOI= https://doi.org/10.1109/MIC.2013.25.
[26] Humble, J., Molesky, J. 2011. Why enterprises must adopt devops to enable continuous delivery. Cutter Business Technology Journal, 24, 8, 6-12. Cutter Consortium.
[27] Harvard Business Review - Don’t Let Metrics Undermine Your Business, hbr.org/2019/09/dont-let-metrics-undermine-your-business/, last accessed 2020/10/15.
[28] Azure DevOps Microsoft Documentation. DevOps at Microsoft, docs.microsoft.com/en-us/azure/devops/learn/devops-at-microsoft/, last accessed 2020/10/15.
[29] Lwakatare, L.E., Kuvaja, P., Oivo, M. 2016. Relationship of DevOps to Agile, Lean and Continuous Deployment. In Proceedings of the 17th International Conference on Product-Focused Software Process Improvement (Trondheim, Norway, November 24, 2016). PROFES '16. Springer, Cham, Lect. Notes Comput Sc., 10027, 399-415.
[30] De França, B.B.N., Jeronimo, H., Travassos, G.H. 2016. Characterizing DevOps by hearing multiple voices. In Proceedings of the 30th Brazilian Symposium on Software Engineering (Maringá, Brazil, September 19-23, 2016). SBES '16. ACM, New York, NY, 53-62. DOI= https://doi.org/10.1145/2973839.2973845.
[31] Dyck, A., Penners, R., Lichter, H. 2015. Towards Definitions for Release Engineering and DevOps. In Proceedings of the 3rd International Workshop on Release Engineering Proceedings (Florence, Italy, May 19, 2015). IWRE’15, IEEE/ACM, 3-3. DOI= https://doi.org/10.1109/RELENG.2015.10.
[32] Lwakatare, L.E., Kuvaja, P., Oivo, M. 2016. An exploratory study of DevOps: extending the dimensions of DevOps with practices. In Proceedings of the 11th International Conference on Software Engineering Advances (Rome, Italy, August 21-25, 2016), ICSEA’16, IARIA, 91–99.
[33] Smeds, J., Nybom, K., Porres, I. 2015. DevOps: A definition and perceived adoption impediments. In Proceedings of Agile Processes in Software Engineering and Extreme Programming (Helsinki, Finland, May 25-29, 2015), XP’15, Lect. Notes Bus Inf Processing, 212. Springer, Cham, 166-177. https://doi.org/10.1007/978-3-319-18612-2_14.
[34] Jabbari, R., bin Ali, N., Petersen, K., Tanveer, B. 2016. What is DevOps? A Systematic Mapping Study on Definitions and Practices. In Proceedings of Scientific Workshop (Edinburgh, Scotland, May 24-27, 2016), XP’16, Article 12, ACM, New York, NY, 1-11. DOI= https://doi.org/10.1145/2962695.2962707.
[35] Kerzazi, N., Adams, B. 2016. Who needs release and devops engineers, and why?, In Proceedings of International Workshop on Continuous Software Evolution and Delivery (Austin, USA, May 14-15, 2016), CSED’16, ACM, New York, NY, 77-83. DOI= https://doi.org/10.1145/2896941.2896957.
[36] Kamuto, M.B., Langerman, J.J. 2017. Factors inhibiting the adoption of DevOps in large organisations: South African context. In Proceedings of the 2nd IEEE International Conference on Recent Trends in Electronics (Bangalore, India, May 19-20, 2017), RTEICT’17, Lect. Notes Comput Sc., 48-51. DOI= http://doi.org/10.1109/RTEICT.2017.8256556.
[37] Bezemer, C.P., Eismann, S., Ferme, V., Grohmann, J., Heinrich, R., Jamshidi, P., Shang, W., van Hoorn, A., Villavicencio, M., Walter, J., Willnecker, F. 2019. How is Performance Addressed in DevOps?, In Proceedings of the International Conference on Performance Engineering (Mumbai, India, April, 2019), ICPE’19, ACM/SPEC, New York, 45-50. DOI= https://doi.org/10.1145/3297663.3309672.
[38] Gottesheim, W. 2015. Challenges, benefits and best practices of performance focused DevOps. In Proceedings of the 4th International Workshop on Large-Scale Testing Proceedings, (Austin, USA, February 1, 2015). DOI= https://doi.org/10.1145/2693182.2693187.
[39] Maroukian, K., Gulliver, S.R.: Leading DevOps practice and principle adoption. In Proceedings of the 9th International Conference on Information Technology Convergence and Services (Vancouver, Canada, May 30-31, 2020), ITCSE’20. 10, 5, AIRCC, Computer Science and Information Technology, 41-56.
[40] Greenleaf, R.K. 2002. Servant leadership: A journey into the nature of legitimate power and greatness. Paulist Press.
[41] Yukl, G.A., Gardner, W.L. III. 2020. Leadership in organizations. Pearson Education, Essex.
[42] Poppendieck, M., Poppendieck, T. 2003. Lean Software Development: An Agile Toolkit. Addison-Wesley Professional, Boston.
[43] Bass, B.N., Riggio, R.E. 2006. Transformational Leadership. Lawrence Erlbaum Associates, New York.
[44] Eva, N., Robin, M., Sendjaya, S., Dierendonck, D.V., Liden, R.C., 2019. Servant Leadership: A systematic review and call for future research. The Leadership Quarterly, 30, 1, 111-132. DOI= https://doi.org/10.1016/j.leaqua.2018.07.004