- Universidad Pontificia Bolivariana
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- Universidad Autónoma de Nuevo León
Ekstern person
- Universidad Pontificia Bolivariana
Ekstern person
- European Institute of International Studies
- Pontifical University of Salamanca
Ekstern person
- Research Institute Dr. José María Luis Mora
Ekstern person
- European Institute of International Studies
Ekstern person
- Anglo-American University
- Latin American and the Caribbean Business and Studies Center
Ekstern person
- Research Institute Dr. José María Luis Mora
Ekstern person
- European Institute of International Studies
Ekstern person
- Clarion University of Pennsylvania
- Pennsylvania State University
Ekstern person
- Friedrich-Alexander Universität, Erlangen-Nürnberg
Ekstern person