@conference{efthimiou2018sign, author = "Efthimiou, Eleni and Fotinea, Stavroula-Evita and Vacalopoulou, Anna and Goulas, Theodoros and Vasilaki, Kiriaki and Dimou, Athanasia–Lida", booktitle = "Proceedings of the 11th PErvasive Technologies Related to Assistive Environments Conference", organization = "ACM", pages = "495--501", title = "{S}ign {L}anguage technologies in view of {F}uture {I}nternet accessibility services ", year = "2018", }