@INPROCEEDINGS{BaierZirpins03, author = {Toby Baier and Christian Zirpins and Winfried Lamersdorf}, title = {Digital Identity: How To Be Someone On The Net}, booktitle = {e-Society 2003}, year = {2003}, editor = {Antonio palma dos Reis, Pedro Isaias}, volume = {II}, pages = {815-820}, month = {6}, organization = {IADIS International association for development of the information society}, publisher = {IADIS Press Lisbon, Portugal} }