http://leiden.dachs-archive.org/archive/citrep/vancrevel2008/20080215/prelectur.stanford.edu/lecturers/dao/daoaudience.html http://leiden.dachs-archive.org/archive/citrep/vancrevel2008/20080215/prelectur.stanford.edu/lecturers/dao/daoaudience.html http://leiden.dachs-archive.org/archive/citrep/vancrevel2008/20080215/prelectur.stanford.edu/lecturers/dao/daoaudience.html