- Luke Wroblewski. Mobile first. A Book Apart, 2011.

- Google Material Design guidelines. Retrieval from https://material.io/guidelines/

- iOS Human Interface Guidelines. Retrieval from https://developer.apple.com/ios/human-interface-guidelines/

- Luke Wroblewski. Retrieval from https://www.lukew.com/

- Chris O’Sullivan. "A Tale of Two Platforms: Designing for Both Android and iOS". Last modified 15 Apr 2015. https://webdesign.tutsplus.com/articles/a-tale-of-two-platforms-designing-for-both-android-and-ios--cms-23616