@techreport{BoehleKruegerHerrmannetal.2000, type = {Working Paper}, author = {B{\"o}hle, Knud and Kr{\"u}ger, Malte and Herrmann, C. and Carat, G{\´e}rard and Maghiros, Ioannis}, title = {Electronic Payment Systems - Strategic and Technical Issues - Background Paper No. 1, Electronic Payment Systems Observatory (ePSO), Sevilla}, volume = {Dezember 2000}, year = {2000}, subject = {Elektronischer Zahlungsverkehr}, language = {en} }