@conference{efthimiou2015user,
author = "Efthimiou, Eleni and Fotinea, Stavroula-Evita and Goulas, Theodoros and Panos Kakoulidis",
booktitle = "International Conference on Universal Access in Human-Computer Interaction",
organization = "Springer",
pages = "351--361",
title = "{U}ser friendly interfaces for sign retrieval and sign synthesis ",
year = "2015",
}