1
by Pütter, Judith Maja
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

3
Published 2015
OECD Publishing

4
Published 2017
OECD Publishing

6
by Yigitcanlar, Tan
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

7
by Lytras, Miltiadis
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

8
by Hashemi, Shervin
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

9
by Schwedes, Oliver
Published 2021
transcript Verlag

12
by Breyer-Mayländer, Thomas
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG

14
by Van Oel, Pieter
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

16
by Shen, Liyin
Published 2023
MDPI - Multidisciplinary Digital Publishing Institute

18
by Alpsancar, Suzana
Published 2023
Nomos Verlagsgesellschaft mbH & Co. KG

19
by Halkos, George
Published 2023
MDPI - Multidisciplinary Digital Publishing Institute

20
by Yang, Weixin
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute