2006, Paul D. Hastings, Johanna Vyncke, Caroline Sullivan, Kelly E. McShane, Michael Benibgui, William Utendale, Children's Development of Social Competence Across Family Types
2018, Clarence Green, James Lambert, “Advancing disciplinary literacy through English for academic purposes: Discipline-specific wordlists, collocations and word families for eight secondary subjects”, in Journal of English for Academic Purposes, volume 35, page 106