1
by Hirai, Yuichi
Published 2018
Springer Nature Singapore

2
by Hirai, Takashi
Published 2022
MDPI - Multidisciplinary Digital Publishing Institute

4
by Hirai, Hayato
Published 2021
Springer Nature Singapore

6
by Inoue, Takahiro, Hirai, Shinichi
Published 2009
Springer London

8
Published 2001
Springer Berlin Heidelberg
Other Authors: ...Hirai, K....

9
Published 2022
Springer Nature Singapore
Other Authors: ...Hirai, Yasuo...

10
Published 1986
Springer Netherlands
Other Authors: ...Hirai, T....

11
Published 2002
Springer Berlin Heidelberg
Other Authors: ...Hirai, Kenji...

12
Published 2012
Springer Japan
Other Authors: ...Hirai, Hirohisa...

13
Published 2016
Springer New York
Other Authors: ...Hirai, Hirohisa...

14
Published 2008
Springer Berlin Heidelberg
Other Authors: ...Hirai, Atshushi...