
- Author: Victor Savvich
- Language: English
- Year: 2019

- Author: Kyriakos Komvopoulos (author)
- Language: English
- Year: 2017

- Author: Leo Hansen
- Language: English
- Year: 2017

- Author: Kuemerle Barbara
- Language: English
- Year: 2019

- Author: Schillo Keith K
- Language: English
- Year: 2019

- Author: Krugman Murrary
- Language: English
- Year: 2015

- Author: Hai Chi-Ming
- Language: English
- Year: 2016

- Author: Elio Spinello
- Language: English
- Year: 2017

- Author: Greta Uehling
- Language: English
- Year: 2018

- Author: Greta Uehling
- Language: English
- Year: 2018