1) Drummond, Sir James Eric in: Bob Reinalda, Kent Kille and Jaci Eisbenberg (eds.): Biographical Dictionary of Secretaries-General of International Organizations, 2016. You can read the article here

2) Haakon A. Ikonomou: review of Wolfram Kaiser and Johan Schot, Writing the Rules for Europe: Experts, Cartels, and International Organizations, in European History Quarterly, Vol 47, Issue 3, 2017, pp.557-58