1. Verbreitung, Ursachen und Füllung glazial übertiefter Talabschnitte an Beispielen in den Ostalpen;Husen D.;Eiszeitalter und Gegenwart,1979
2. ISO 14688‐1 (2017) Geotechnical investigation and testing ― Identification and classification of soil ― Part 1: Identification and description.Geneva:International Organization for Standardization.
3. ASTM D248‐17e1 (2017) Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System).West Conshohocken PA:ASTM International.
4. BS 5930 (2015+A1:2020) Code of Practice for Ground Investigations.London:British Standards Institution.
5. ÖNORM EN ISO 14688‐1 (2020) Geotechnical investigation and testing – Identification and classification of soil – Part 1: Identification and description.Vienna:Austrian Standards Institute.