1. N. F. Fedorov : the philosophy of action Author/Creator: Koehler, Ludmila Publication/Creation: Pittsburg, Pa. : Institute for the Human Sciences, [1979] Resource Type: Book Access & Availability: Loading
2. Anton Antonovič Delʹvig; a classicist in the time of romanticism Author/Creator: Koehler, Ludmila Publication/Creation: The Hague : Mouton, 1970 Resource Type: Book Access & Availability: Loading