2
by Christen, Markus
Published 2020
Springer Nature

3
by Bartneck, Christoph
Published 2021
Springer Nature

4
by Christen, Markus
Published 2020
Springer Nature

5
by Bombaerts, Gunter
Published 2020
Springer Nature

6
by Verdeja, Ernesto
Published 2009
Temple University Press

8
by van de Poel, Ibo
Published 2023
Open Book Publishers