Immanuel Kant
Kant developed his moral philosophy in three works: "Groundwork of the Metaphysic of Morals" (1785), "Critique of Practical Reason" (1788), and "Metaphysics of Morals" (1797).
List of compositions by César Franck
Most of César Franck's works seem to have been published during his lifetime, although only 21 works received a publisher's opus number. The mature published works were catalogued by Wilhelm Mohr in his Franck Werke Verzeichnis (FWV). He divided Franck's compositions into two main groups: instrumental works, M.1-48, and vocal works, M.49-91, arranging them by genre, and by composition date order within each genre.