"A Brief History of Samsung Phones - the Past, Present and Future." Three.co.uk, 14 Sept. 2018, www.three.co.uk/hub/brief-history -samsung-phones/.
Goode, David Pierce and Lauren. "The Complete History of the IPhone-and What's Coming Next." Wired, Conde Nast, 7Dec. 2018, www.wired.com/story/ guide-iphone/.
Hamblen, Matt. "Meert OPPO, the Fastest-Growing Smartphone Brand in the World." Computerworld, Computerworld, 29 July 2016, www.computerworld.com/article/310211 /smartphones/meet-oppo-the-fastest-growing-smartphone-brand-in-the-world.html
Min, Tan. "How China's Huawei Became a Mobile Phone Giant." MarketWatch, MarketWatch, 31 Jan. 2013, www.marketwatch.com/story/how-chinas-huawei -became-a-mobile-phone-giant-2013-01-30.
"Smartphone Rankings Shaken Up Once Again as Huawei Surpasses Apple, Moving into Second Postion Wile Overall MArket Declined 1.8% in Q2 2018, According to IDC." www.idc.com/getdoc.jsp?containerid=prUS44188018.
"The History of Smartphone." Mobile Industry Review, 31 Oct. 2016, www.mobil eindustryreview.com/2016/10/the-history-of-the-smartphone.html.