On the Origin of the Smartphone – Product Evolution
The smartphone is turning 25: here's how far it's come -- Verdict
Cell phone history: From the first phone to today's smartphone wonders
The first smartphones in the world
IBM created the world's first smartphone 25 years ago | World Economic Forum
A (Mostly) Quick History of Smartphones - Cellular Sales
Smartphone | Camera, Battery Life & Storage | Britannica
What was the first smartphone?
Smartphone History - The First Smartphone | SimpleTexting
Innovation Death of the Smartphone Industry | by Astitva Gupta | courseveda | Medium
-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
What was the first smartphone?
The World's First Flexible Smartphone Has Just Been Invented
 "iPhones: Five things Apple introduced that other smartphone brands copied")
iPhones: Five things Apple introduced that other smartphone brands copied
The History of the Smartphone - Mobile Industry Review
The iPhone Wasn't the First Smartphone. Here's How It Managed to Change the World | Inc.com
History of mobile phones | What was the first mobile phone?
IBM created the world's first smartphone 25 years ago | World Economic Forum
Smartphone | Camera, Battery Life & Storage | Britannica
The history of smartphones: timeline | Smartphones | The Guardian
The Evolution of the Smartphone, From IBM's Simon to Samsung's Galaxy Fold - TheStreet
Mobile phone - Wikipedia
Smartphone History - The First Smartphone | SimpleTexting
World's First Smartphone Simon Launched Before iPhone
The smartphone is turning 25: here's how far it's come -- Verdict
Smartphone History - The First Smartphone | SimpleTexting
On the origin of the smartphone - Fifteen Eighty Four | Cambridge University Press
Who invented the first smartphone? What is the evolution of the smartphone? - Quora
