Roy Billinton
发表
N. D. Reppen,
Ron Allan,
Sudhir Agarwal,
1996
.
Ronald N. Allan,
A. M. Breipohl,
Roy Billinton,
1984
.
Rajesh Karki,
Roy Billinton,
Ajit K. Verma,
2010,
Int. J. Syst. Assur. Eng. Manag..
Roy Billinton,
Ronald N. Allan,
1996
.
Roy Billinton,
Farag Ali El-Sheikhi,
1989
.
Roy Billinton,
Ronald N. Allan,
1984
.
Mahmud Fotuhi-Firuzabad,
Roy Billinton,
M. E. Khan,
1999
.
Ghavameddin Nourbakhsh,
P. Kos,
Roy Billinton,
1990
.
Roy Billinton,
Wenyuan Li,
1994
.
A. M. Leite da Silva,
Roy Billinton,
M.Th. Schilling,
1989
.