@MASTERSTHESIS{Niklaus2007diplom, author = {Henrik Niklaus}, title = {Cryptographically enhanced microformats}, school = {Universität Hamburg, Fachbereich Informatik}, year = {2007}, type = {Diplomarbeit}, address = {Vogt-Kölln-Str. 30, 22527 Hamburg, Germany}, month = {12} }