Skip navigation
Browse
Communities
& Collections
Browse Items by:
Issue Date
Author
Title
Subject
Document Type
Access types
Scientific areas
Scientific areas (cloud format)
Help
Idioma
English
português
Repositório Aberto da Universidade do Porto
Browsing by Author Daniel J. Graham
Jump to:
0-9
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
or enter first few letters:
Sort by:
Title
Issue date
Author
Submit date
In order:
Ascending
Descending
Results/Page
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
Authors/Record:
All
1
5
10
15
20
25
30
35
40
45
50
Showing results 2 to 4 of 4
< previous
Issue Date
Title
Author(s)
Type
2008
The contributions of technical and allocative efficiency to the economic performance of European railways
António Couto
;
Daniel J. Graham
Artigo em Revista Científica Internacional
2009
The determinants of efficiency and productivity in European railways
António Couto
;
Daniel J. Graham
Artigo em Revista Científica Internacional
2008
The impact of high-speed technology on railway demand
António Couto
;
Daniel J. Graham
Artigo em Revista Científica Internacional