1
by Christen, Markus
Published 2020
Springer Nature

7
by ?ukauskas, Pranas
Published 2018
IntechOpen

8
by Sarfraz, Muddassar
Published 2023
IntechOpen

16
by Bogazianos, Dimitri A.
Published 2011
New York University Press

19
by Hujala, Anneli
Published 2020
Tampere University Press

20
by Eifler, Stefanie
Published 2002
transcript Verlag