Elsayyad, May Public Economics, MPI for Tax Law and Public Finance, Max Planck Society;
http://edoc.ub.uni-muenchen.de/15031/1/ElSayyad_May.pdf (全文テキスト(全般))
Elsayyad, M. (2012). Fighting tax havens and climate change. München: Ludwig-Maximilians-Universität.