Harvard University
University of Idaho
University of Lausanne
University of Granada
University of Calgary
DePauw University
Australian School of Petroleum, University of Adelaide
Imperial College, London
Universite Nacionale de Mexico
University of Auckland
University of Arizona
China University of Geosciences, Beijing
Zhejiang University
Nanjing University
Western Kentucky University
Texas A&M
Oklahama State University
University Federale do Rio Grande do Norte, Mexico
University of Western Australia
University of Sannio, Italy
El Centro de Investigación Científica y de Educación Superior de Ensenada, Baja California
University of Haifa
Cuidad Universitaria Venezuela