1.
|
[Place of publication not identified] SPRINGER Verlag, SINGAPOR, 2020.
|
2.
|
Singapore : Springer, [2014] ©2015
|
3.
|
Singapore : Springer, [2023] ©2023
|
4.
|
Singapore : Springer, [2021] ©2021
|
5.
|
Singapore : Springer, [2021] ©2021
|
6.
|
Westport, Conn. : Praeger, 1996.
|
7.
|
Singapore : Springer, 2016.
|