@article{ivcc2004, author = "E. Chaniotakis and A. Papadakis and Venieris, Iakovos S.", journal = "Computer Communications", month = "January", number = "1", pages = "1-12", title = "{E}xternal {S}ervice {P}rovision in {T}elecommunications {N}etworks {U}sing {O}pen {I}nterfaces", volume = "27", year = "2004", }