1
by Gumpel, Werner
Published 1985
Selbstverl. d. Südosteuropa-Ges.

2
Published 2002
National Academies Press

3
Published 1999
National Academy Press

6
by Papadopoulos, Antonios N.
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

7
by Pacheco, Fernando A.L.
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

8
by Montoya, Francisco G.
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

9
by Kronvang, Brian
Published 2020
MDPI - Multidisciplinary Digital Publishing Institute

10
by Kaltenborn, Markus
Published 2020
Springer Nature

11
by Chigbu, Uchendu Eugene
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

12
by Dillon, Peter
Published 2021
MDPI - Multidisciplinary Digital Publishing Institute

15
by Restrepo Medina, Manuel Alberto
Published 2020
Editorial Universidad del Rosario

16
by Gradziuk, Piotr
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute

18
by Restrepo Medina, Manuel Alberto
Published 2020
Editorial Universidad del Rosario

19
by Adunlin, Georges
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute

20
by Braverman, Irus
Published 2023
Taylor & Francis