GitHub - johnkil/Android-RobotoTextView: Implementation of a TextView and all its direct/indirect subclasses with native support for the Roboto fonts, includes the brand new Roboto Slab fonts.
Roboto - Wikiwand
Roboto (or: Google Android Design)
How to get Android's Roboto font on your computer - CNET
Roboto - Wikipedia
Roboto - DaFont
Google's 'Roboto' font for Android is available for download - The Verge
Roboto Font for Android – Typographica
fonts - Valid values for android:fontFamily and what they map to? - Stack Overflow
I made an infographic comparing Roboto versions. : r/typography
Download: New Roboto for Android L and Material Design