1
by Jopeck, Valerie Tate
Published 1999
National Academy Press

2
by Tan, Corinne
Published 2018
UCL Press

3
by Matiaske, Wenzel
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Yuri Sotskov
Published 2018
MDPI - Multidisciplinary Digital Publishing Institute

5
by Rittmann, Günter
Published 2014
Nomos Verlagsgesellschaft mbH & Co. KG

6
by Hagemann, Tim
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG