Proceedings of the 4th Danube-European Conference on Soil Mechanics and Foundation Enginerring, Bled, 1974 = Berichte der 4. Donau-Europäischen Konferenz für Bodenmechanik und Grundbau [Bled, 1974] ; Saopćenja. 4. Podunavsko-evropskog savjetovanja za mehaniku tla i fundiranje [Bled, 1974]. ([Soil Mechanics Laboratory, University of Ljubljana], 1974)