- Author: Linda Lane Michael Wallengren-Lynch
- Language: English
- Year: 2020
- Author: Alan J. Dettlaff
- Language: English
- Year: 2021
- Author: Toby Seddon William Floodgate
- Language: English
- Year: 2020
- Author: Feyzi Baban Kim Rygiel
- Language: English
- Year: 2020
- Author: Bill Jordan
- Language: English
- Year: 2021
- Author: Nikos Kourachanis
- Language: English
- Year: 2020
- Author: Marion Möhle
- Language: German
- Year: 2020
- Author: Rolf G. Heinze
- Language: German
- Year: 2020