1
by Breyer-Mayländer, Thomas
Published 2018
Nomos Verlagsgesellschaft mbH & Co. KG

2
Published 2017
OECD Publishing

3
Published 2017
OECD Publishing

5
Published 2015
OECD Publishing

6
Published 2015
OECD Publishing

8
Published 2013
OECD Publishing

9
Published 2017
OECD Publishing

11
Published 2017
OECD Publishing

13
Published 2010
OECD Publishing

14
by Matiaske, Wenzel
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

15
by Pütter, Judith Maja
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

17
by Van Oel, Pieter
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

18
by Verhoef, Leendert
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

19
by Yigitcanlar, Tan
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

20
by Fernández-Manjarrés, Juan F.
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute