Nokia N9 – the first MeeGo-based all-screen smartphone
Nokia completes Symbian acquisition - CNET
Nokia X2 smartphone may feature two operating systems | KitGuru
View of a Nokia smartphone supported by Windows Phone operating system after the '00s. Thanks to technological development, people have gone through Stock Photo - Alamy
New Nokia Lumia 635 Windows 3G WIFI GPS Unlocked Smartphone - 8GB | eBay
Nokia will stick to Android, replies on the report of using Huawei HarmonyOS operating system - Huawei Central
Symbian - Wikipedia
Nokia Symbian OS Will Not Reach 2016, Says Report
Why Android and Nokia make the perfect match
Nokia unveils first Windows Phone 8 devices
Stable ROM for Nokia X & Nokia XL: Lewa OS 5.1. How to install & features. - Nokiapoweruser
Symbian - Wikipedia
Nokia picks MeeGo over Symbian for iPhone rival - CNET
Nokia OS Evolution: Symbian to Android One | Mobile Store
Nokia SR Linux – Gilbert MOÏSIO
Nokia's Snazzy New Smartphones Stick with Symbian OS | WIRED
Nokia X family - Wikipedia
HMD Global's Nokia may ditch Android for in-house OS | Mobile Magazine
Nokia Phones Hacked to Run Android | WIRED
Nokia Is Loyal To Android OS: No Harmony OS On Nokia Phones
What's Nokia N9 and why it still matters today. | by Giovanni Minelli | Jolla-Devices bulletin | Medium
Nokia Asha platform - Wikipedia
Nokia X Software Platform review: Nokia X Software Platform: An Android-Windows Phone mess (hands-on) - CNET
In Microsoft's Nokia Debacle, a View of an Industry's Feet of Clay - The New York Times
