@PhdThesis{devriesphd,
  author = 	 {A.P. de Vries},
  title = 	 {Content and multimedia database management systems},
  school = 	 {University of Twente},
  year = 	 1999,
  address =	 {Enschede, The Netherlands},
  month =	 dec,
  url =		 {http://www.cs.utwente.nl/~arjen/phd/phdthesis.pdf},
  annote =	 {My PhD thesis, presenting and motivating the architecture of
                  the Mirror DBMS.}
}