Helen Petrie Wendy Fisher Ine Langer Gerhard Weber Keith Gladstone Cathy Rundle Liesbeth Pyfers Universal Interfaces to Multimedia Documents. 319-324 2002 conf/icmi/2002 ICMI http://csdl.computer.org/comp/proceedings/icmi/2002/1834/00/18340319abs.htm db/conf/icmi/icmi2002.html#PetrieFLWGRP02