On November 25th 2015 Joke Belza obtained the academic degree of Doctor in Science with the following doctoral thesis:
Petrography and Geochemistry of Ejecta Deposits from the K/Pg Boundary Chicxulub crater (Yucatan, Mexico)
Promotors: Prof. Dr. Philippe Claeys and Prof. Dr. Frank Vanhaecke
Jury members : E. Keppens (president), M. Elskens (secretary), Steven Goderis (VUB), Johan De Grave (UGent), Christian Koeberl (Univ. Vienna), Jan Smit (VUA), Ph. Claeys and Frank Vanhaecke (as advisors).
Joint phD between Vrije Universiteit Brussel and Universiteit Gent.