https://www.mediapost.com/publications/article/248593/the-role-of-apps-in-a-responsive-web-world.html
The Role of Apps In A Responsive Web World - 04/28/2015
responsive webroleappsworld
https://www.educative.io/courses/building-progressive-web-applications/responsive-images
Learn how to implement responsive images to optimize Progressive Web Apps for different screen sizes and improve user experience.
progressive web appsresponsive images