Books

Pentesting

• Application Security for the Android Platform
• Android Hacker's Handbook
• MSTG
• MASVS
• Android Security Cookbook
• The Mobile Application Hacker's Handbook
• Android Malware and Analysis
• Android Application Security Essentials
• Android Security: Attacks and Defenses
• Android Forensics
• Learning Penetration Testing For Android Devices
• Android Hacking

Internals & Low-level

• Android Security Internals
• Android Internals Power User's View
• android-system-programming

Secure coding

• Android secure coding standard