Joanna Lumsden Andrew Gammell Mobile Note Taking: Investigating the Efficacy of Mobile Text Entry. 156-167 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3160&spage=156 2004 conf/mhci/2004 Mobile HCI db/conf/mhci/mhci2004.html#LumsdenG04