Petros C. Vythoulkas
发表
Petros C. Vythoulkas,
P. Vythoulkas,
1990
.
Petros C. Vythoulkas,
1991
.
Haris N. Koutsopoulos,
Petros C. Vythoulkas,
Philip B Goodwin,
1994
.
Jacques Leonardi,
Kay W. Axhausen,
Danièle Patier,
2008
.
Joyce Dargay,
Petros C. Vythoulkas,
J. Dargay,
1999
.
Joyce Dargay,
Petros C. Vythoulkas,
1999
.
Haris N. Koutsopoulos,
Petros C. Vythoulkas,
H. Koutsopoulos,
2003
.