3
Published 2016
OECD Publishing

4
Published 2013
OECD Publishing

5
by Ioannou, Konstantinos
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

6
by Tyfield, David
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute

7
by Czaya, Axel
Published 2008
Peter Lang International Academic Publishing Group

8
by Fuchs, Christian
Published 2020
University of Westminster Press

9
by Timcke, Scott
Published 2018
University of Westminster Press

10
by Lytras, Miltiadis
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

11
by Konstantakopoulou, Foteini
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

12
by Papantoniou, Giorgos
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

14
by Asami, Yasushi
Published 2021
Springer Nature

17
by Verhoef, Leendert
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

19
Published 1997
Graduate Institute Publications

20
by Pérez, Andrea
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute