Tagger: Bringing Real World Graffiti Social Interaction to Virtual San Francisco. - Carmen E. Au; Raymond Rischpater; Chris Mockus; Jason Wither; Daniel F. Zucker (SocialCom/PASSAT, 2012)

Moving beyond the map: automated landmark based pedestrian guidance using street level panoramas. - Jason Wither; Carmen E. Au; Raymond Rischpater; Radek Grzeszczuk (Mobile HCI, 2013)