The invention of mobile phones | Science Museum
Who invented the first smartphone? What is the evolution of the smartphone? - Quora
World's First Smartphone Simon Launched Before iPhone
The smartphone is turning 25: here's how far it's come -- Verdict
A brief history of the smartphone
The smartphone is turning 25: here's how far it's come -- Verdict
6 Words Invented in the Age of Smartphones | Word Genius
Cell phone history: From the first phone to today's smartphone wonders
A brief history of the telephone | World – Gulf News
IBM created the world's first smartphone 25 years ago | World Economic Forum
Mobile phone - Wikipedia
Smartphone innovation in the third decade of the 21st century | MIT Technology Review
On the Origin of the Smartphone – Product Evolution
Cell phone history: From the first phone to today's smartphone wonders
Smartphone History: Impact of Mobile Devices Through Time | Arrow.com | Arrow.com
Smartphone History - The First Smartphone | SimpleTexting
Why was the first smartphone invented? - Quora
Smartphone | Britannica
The History of the Cellphone
A (Mostly) Quick History of Smartphones - Cellular Sales
Cellphone inventor Martin Cooper: Smartphones aren't optimal | CBC Radio
Smartphone History - The First Smartphone | SimpleTexting
