Four Decades of Sony Walkman - CCS Insight

apple: Get ready for CEO Tim Cook's riskiest move at Apple - The Economic Times

The history of the Walkman: 35 years of iconic music players - The Verge

Learning from the Sony Walkman: A Global Success Story

Research vs Vision: the origin story of Sony Walkman, Mini Cooper, and the iPhone, by Taras Savytskyi

Sony Ericsson records €42m loss after Japan earthquake, Technology sector

Audio cassettes 1986-2021: My personal chronicle - digitec

Sony Walkman turns 40: 6 things you didn't know about the iconic player

You can thank your old Sony Walkman for ushering in the era of portable entertainment

The history of the Walkman: 35 years of iconic music players - The Verge

The Sony Walkman that revolutionised the way we enjoy music turns 40

Sony Walkman - Dead Media Archive

Personal Audio - SonyRumors

Sony Xperia Z at CES 2013: The phone you can use in the bath and drop down the toilet

Apple sues Samsung, says stop copying us - The Globe and Mail