- University of Colorado Boulder
- Cornell University
External person
- University of British Columbia
- Tulane University
External person
- University of Minnesota Twin Cities
External person
- University of Edinburgh
- Université de Strasbourg
- CNRS URA323
External person
- University of Washington
- University of Washington
External person
- Malawi Geological Survey Department
External person
- University of Washington
- University of Washington
External person
- Russian Academy of Sciences
External person
- University of California at Berkeley
External person
- University of Ottawa
- University of New England
External person
- University of North Carolina at Wilmington
External person
- University of California at Berkeley
External person
- Malawi Geological Survey Department
External person
- Harvard University
- Columbia University
External person
- Harvard University
- Columbia University
External person
- Russian Academy of Sciences
External person
- University of Minnesota Twin Cities
- University of Liverpool
- University of Oxford
External person