@conference{BaxEtAl-2004-PRIA,
	author    = {G.~Heidemann and H.~Bekel and I.~Bax and H.~Ritter},
	title     = {{Interactive Online Learning}},
	booktitle = {{Proc. Pattern Recognition and Image Analysis}},
	pages     = {44--48},
	year      = {2004},
	address   = {St. Petersburg, Russia},
}