ReFlex: Revolutionary flexible smartphone allows users to feel the buzz by bending their apps — Human Media Lab
50 years since the first mobile phone call! - BBC Newsround
HTC Dream - Wikipedia
The smartphone is turning 25: here's how far it's come -- Verdict
The Evolution of the Smartphone, From IBM's Simon to Samsung's Galaxy Fold - TheStreet
History of mobile phones | What was the first mobile phone?
What Was The First Smartphone? - YouTube
Smartphone | Camera, Battery Life & Storage | Britannica
Smartphone history - The first smartphone | SimpleTexting
What was the first smartphone?
20 years of the smartphone | The Independent | The Independent
Life Before iPhone - First there was Simon - YouTube
What was the first smartphone? - Quora
File:IBM Simon Personal Communicator (1993) - the first smartphone - Computer History Museum.jpg - Wikimedia Commons
The smartphone is turning 25: here's how far it's come -- Verdict
Smartphone history - The first smartphone | SimpleTexting
The iPhone Wasn't the First Smartphone. Here's How It Managed to Change the World | Inc.com
The History of Progression Of Smartphone Design | by UniverCell Canada | Medium
Smartphone history: a complete timeline
The history of smartphones: timeline | Smartphones | The Guardian
First smartphone from automaker. Nio Phone launched for 890 USD
Smartphone history: a complete timeline
-min.jpg?width=1200&height=800&name=TXT-688-blog%201-1%20(1)-min.jpg "Smartphone History: The Timeline of a Modern Marvel")
Smartphone History: The Timeline of a Modern Marvel
From Geek to Chic: a decade of smartphone evolution | Ars Technica
Smartphone History: Impact of Mobile Devices Through Time | Arrow.com
World's First Smartphone Turns 20 Today
20 years of the smartphone: an evolution in pictures
