1.
|
Singapore : Springer Open, 2020.
|
2.
|
Singapore : Springer, ©2020.
|
3.
|
Singapore : Springer, 2019.
|
4.
|
Cham, Switzerland : Springer, [2019]
|
5.
|
Lanham, Md. : Lexington Books, c2011.
|
6.
|
Copenhagen : Nordic Council of Ministers, 2011.
|
7.
|
|
8.
|
|
9.
|
Cham, Switzerland : Springer, [2022] ©2022
|
10.
|
Cham, Switzerland : Springer, [2021]
|