Introduction to Android Development - GeeksforGeeks
How do I know which Android OS version my mobile device runs?
Android P is officially Android 9.0 Pie, rolling out now
Android P is a perfect example of why OS updates still matter | Computerworld
10 years later, Android operating system continues to lead the competition (infographic)
Android 9 Pie
Where May An Operating System Reside In a Mobile Device? - salvaste's blog
Mobile operating systems — The rise of Android and iOS
Android 9 Pie
24 hidden Android settings you should know about | Popular Science
How to Install a Custom OS (ROM) on Your Android Phone - YouTube
China builds own phone OS, aims to be more secure than Android or iPhone | Ars Technica
New AI-Powered Android OS, Pie, Goes Live Today | AI Business
Lucky number Android 13: The latest features and updates
Latest Android Version: What's New in the Update | Optimum
Sony Xperia UI guide: Everything you need to know - Android Authority
What is Android? Everything you need to know about Google's OS
Android (operating system) - Wikipedia
Android versions: A living history from 1.0 to 14 | Computerworld
Android 13: Every New Feature Revealed at Google I/O - CNET
Android Alternative: Top 12 Mobile Operating Systems in 2022 | Beebom
Google's Lollipop Wants To Change The Way We Use Our Phones : All Tech Considered : NPR
Google's Android P is all about notches and notifications - CNET
