González-Ocampo, G., M. Kiley, A. Lopes, J. Malcolm, I. Menezes, R. Morais, and V. Virtanen. “The Curriculum Question in Doctoral Education”. Frontline Learning Research, vol. 3, no. 3, Sept. 2015, pp. 23-38, doi:10.14786/flr.v3i3.191.