Amitrajeet A. Batabyal (EDT)/ Peter Nijkamp (EDT)
(2)
Maria Giaoutzi (EDT)/ Peter Nijkamp (EDT)
(2)
Alvaro Matias (EDT)/ Peter Nijkamp (EDT)/ Manuela Sarmento (EDT)
(1)
Alvero Matias (EDT)/ Peter Nijkamp (EDT)/ Manuela Sarmento (EDT)
(1)
Amitrajeet A. Batabyal (EDT)/ Yoshiro Higano (EDT)/ Peter Nijkamp (EDT)
(1)
Aura Reggiani (EDT)/ Peter Nijkamp (EDT)
(1)
Edwin S. Mills/ Peter Nijkamp (EDT)/ P. C. Cheshire (EDT)
(1)
Kamila Borsekova (EDT)/ Peter Nijkamp (EDT)
(1)
Karima Kourtit (EDT)/ Peter Nijkamp (EDT)/ Robert Stimson (EDT)
(1)
Karima Kourtit (EDT)/ Peter Nijkamp (EDT)/ Roger Stough (EDT)
(1)
Luigi Fusco Girard (EDT)/ Peter Nijkamp (EDT)
(1)
Luigi Fusco Girard (EDT)/ Tuzin Baycan (EDT)/ Peter Nijkamp (EDT)
(1)
Manfred M. Fischer (EDT)/ Peter Nijkamp (EDT)
(1)
Mark Deakin (EDT)/ Gordon Mitchell (EDT)/ Peter Nijkamp (EDT)/ Ron Vreeker (EDT)
(1)
Peter Nijkamp (EDT)/ Adam Rose (EDT)/ Karima Kourtit (EDT)
(1)
Peter Nijkamp (EDT)/ Amitrajeet Batabyal (EDT)
(1)
Peter Nijkamp (EDT)/ Iulia Siedschlag (EDT)
(1)
Peter Nijkamp (EDT)/ Jacques Poot (EDT)/ Jessie Bakens (EDT)
(1)
Peter Nijkamp (EDT)/ P. C. Cheshire (EDT)
(1)
Peter Nijkamp/ Iulia Traistaru (EDT)
(1)