1
by Barfield, Woodrow
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

2
by Yampolskiy, Roman
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

3
by Prof. Dr. Miriam Meckel
Published 2021
Nomos Verlagsgesellschaft mbH & Co. KG

4
by Ruppert, Evelyn
Published 2021
Goldsmiths Press