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Niklas Süle Niklas Zennström Niklas Pyyhtiä Niklas Beck Niklas Lomb Niklas Kieber Niklasdorf Niklas Sommer Nicklas Bendtner Niclas FüllkrugTài liệu tham khảo
WikiPedia: Niklas Zennström http://atomicoventures.com/ http://www.businessweek.com/magazine/content/05_22... http://www.businessweek.com/technology/content/sep... http://www.engadget.com/2004/11/08/the-engadget-in... http://www.joost.com http://www.pctechtalk.com/?m=show&id=4340 http://www.pocketpcthoughts.com/articles.php?actio... http://voip-blog.tmcnet.com/blog/rich-tehrani/voip... http://www.vsail.info/2011/04/11/photos-ran-iv-sai... http://www.cio.co.nz/cio.nsf/PrintDoc/4B5CC300A195...