Comparative corporate governance of non-profit organizations / ed. by Klaus J. Hopt and Thomas von Hippel. - 1. publ.. - Cambridge [u.a.]: Cambridge Univ. Press, 2010. - LV, 991 S., ISBN 978-0-521-76184-0 (International corporate law and financial market regulation)
Feasibility study on a European foundation statute : final report / Klaus J. Hopt; Thomas von Hippel; Helmut Anheier; Volker Then; Werner Ebke; Ekkehard Reimer; Tobias … . - Heidelberg: Universitätsbibliothek Heidelberg, 2009. - Online-Ressource (225 S.) (Projektberichte / CSI ; 1)
The European foundation : a new legal approach / Klaus J. Hopt ... Thomas von Hippel ... (ed.). - Gütersloh: Verl. Bertelsmann-Stiftung, 2006. - 377 S., ISBN 978-3-89204-785-8
