Towards Empathic Virtual and Robotic Tutors. - Ginevra Castellano; Ana Paiva 001; Arvid Kappas; Ruth Aylett; Helen F. Hastie; Wolmet Barendregt; Fernando Nabais; Susan Bull (AIED, 2013)

Towards empathic artificial tutors. - Amol A. Deshmukh; Ginevra Castellano; Arvid Kappas; Wolmet Barendregt; Fernando Nabais; Ana Paiva 001; Tiago Ribeiro 001; Iolanda Leite; Ruth Aylett (HRI, 2013)

The development and real-world application of FROG, the fun robotic outdoor guide. - Vanessa Evers; Nuno Menezes; Luis Merino; Dariu Gavrila; Fernando Nabais; Maja Pantic; Paulo Alvito (CSCW Companion, 2014)

The development and real-world deployment of FROG, the fun robotic outdoor guide. - Vanessa Evers; Nuno Menezes; Luis Merino; Dariu Gavrila; Fernando Nabais; Maja Pantic; Paulo Alvito; Daphne E. Karreman (HRI, 2014)