Chronic Diseases in the year 2005: Scenarios on Chronic Non-Specific Lung Diseases 1990–2005 (Future Health Scenarios)
Allegory Old and New: In Literature, the Fine Arts, Music and Theatre, and Its Continuity in Culture (Analecta Husserliana, 42)
Knowing from Words: Western and Indian Philosophical Analysis of Understanding and Testimony (Synthese Library, 230)
Romanticism in Science: Science in Europe, 1790–1840 (Boston Studies in the Philosophy and History of Science, 152)
Fuzzy Logic: State of the Art (Theory and Decision Library D:, 12)
Allegory Revisited: Ideals of Mankind (Analecta Husserliana, 41)
The Passions of Rhetoric: Lessing’s Theory of Argument and the German Enlightenment (Library of Rhetorics, 3)
The Influence of the Hague Conference on Private International Law:Selected Essays to Celebrate the 100th Anniversary of the Hague Conference on Private International Law