2
by Heidbrink, Ludger
1st ed. 2021. - Wiesbaden : Springer Fachmedien Wiesbaden, 2021.
eBook
3
by Heidbrink, Ludger
Wiesbaden : Springer VS, [2020]
eBook
6
by Heidbrink, Ludger
Living Reference Work, continuously updated edition - Wiesbaden : Springer Fachmedien, [2016]-
eBook