1. Infrastructure as code: managing servers in the cloud;Morris,2016
2. The top 10 adages in continuous deployment;Parnin;IEEE Softw.,2017
3. P. Labs, Puppet Documentation, 2017, (https://docs.puppet.com/). [Online; accessed 10-October-2017].
4. Co-evolution of infrastructure and source code: An empirical study;Jiang,2015
5. Does your configuration code smell?;Sharma,2016