1
by Nikolaus Sonnenschein
Published 2016
Frontiers Media SA

2
by Masa Tsuchiya
Published 2014
Frontiers Media SA

3
by Ronnie G. Willaert
Published 2017
MDPI AG - Multidisciplinary Digital Publishing Institute

4
by Alex Green
Published 2017
MDPI AG - Multidisciplinary Digital Publishing Institute

5
by Ronnie G. Willaert
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

6
by Thomas Dresselhaus
Published 2019
MDPI - Multidisciplinary Digital Publishing Institute

7
by Rui Alves
Published 2019
Frontiers Media SA

8
by Christian Kennes
Published 2018
MDPI - Multidisciplinary Digital Publishing Institute

9
by Dimitar Karakashev
Published 2018
MDPI - Multidisciplinary Digital Publishing Institute