- https://ilhicas.com/2020/05/01/Creating-Docker-Images-Packer-HCL.html
- https://cloud.google.com/solutions/automated-build-images-with-jenkins-kubernetes?hl=ko#architecture_and_implementation_of_an_automated_image_building_pipeline
- https://www.digitalocean.com/community/conceptual_articles/infrastructure-as-code-explained
- https://wiki.gccollab.ca/Technology_Trends/Infrastructure_as_Code
- Cost Estimation related: https://github.com/peytoncasper/tint
- https://www.densify.com/resources/top-cloud-priorities
- https://www.densify.com/wp-content/uploads/densify-whitepaper-top-cloud-priorities.pdf
https://erfpt.ealps.shinshu-u.ac.jp/ https://erfoundation.org/wordpress/graded-readers/ https://elt.oup.com/student/readersleveltest/?cc=kr&selLanguage=ko https://m.blog.naver.com/happyboire/221758729496