@article{ivjpwc2004, author = "N. Tselikas and E. Koutsoloukas and Kapellaki, Sofia and E. Chaniotakis and Venieris, Iakovos S.", journal = "Journal of Personal Wireless Communications", number = "2-4", pages = "247-265", title = "{A}n {OSA}/{P}arlay based {M}iddleware architecture for {L}ocation {B}ased {S}ervices", volume = "30", year = "2004", }