Bar-Ilan University
|
Unibertsitatea
|
Israel |
5
|
Ludwig Maximilian University of Munich
|
Unibertsitatea
|
Alemania |
3
|
Northern Arizona University
|
Unibertsitatea
|
Ameriketako Estatu Batuak |
3
|
Moscow State University of Railway Engineering
|
Unibertsitatea
|
Errusia |
2
|
University of Liège
|
Unibertsitatea
|
Belgika |
1
|
Bielefeld University
|
Unibertsitatea
|
Alemania |
1
|
University of Pavia
|
Unibertsitatea
|
Italia |
1
|
Free University of Berlin
|
Unibertsitatea
|
Alemania |
1
|
Rice University
|
Unibertsitatea
|
Ameriketako Estatu Batuak |
1
|
Russian Academy of Sciences
|
Ikerketa Zentroa
|
Errusia |
1
|