http://www.mysonyericssonblog.com/x1panelcreator/index.php?lang=en

http://wmpoweruser.com/?p=4171

http://www.modaco.com/content-page/274005/pauls-must-have-free-xperia-x1-software/page/40/#entry1039762

http://xperia-x1.com/xperia-x1-must-have-apps/

http://www.inxperia.com/forums/apps/365-recommendable-applications.html

http://whirlpool.net.au/wiki/?tag=xperia_guide_software

http://www.erummunir.com/431/windows-mobile-61-softwares-for-sony-ericsson-xperia-x1

http://xperia-x1i.handster.com/software.php?id=2254&for=Xperia+X1i

www.ab-archive.com/search.php?kw=call...for_xperia

http://www.visser.com.au/blog/software-install-sony-ericsson-xperia-x1/

http://xperia-x1.com/xperia-x1-must-have-apps/

http://financemanila.net/2008/11/xperia-tips-and-tricks-and-faq-and-download-apps-and-games/

http://www.pocketables.net/2008/12/15-tips-for-new.html

http://forum.xda-developers.com/showthread.php?t=450256