1. Heterogene Ausgangsgesteine von Bo¨den;Alaily,1984
2. The use of sodium pyrophosphate for isolating humic substances and their organic-mineral compounds from soil;Aleksandrova;Sov. Soil Sci. (Pochvovedeniye),1960
3. Estimating relative ages from iron-oxide/total-iron ratios of soils in the Western Po Valley, Italy;Arduino;Geoderma,1984
4. Untersuchungen zur Verwitterungsintensita¨t von Bo¨den aus glazialen und fluvioglazialen Ablagerungen als Beitrag zur Kla¨rung der pleistoza¨nen Verha¨ltnisse im Mt. Everest-Gebiet, Khumbu Himal, Ostnepal;Ba¨umler,1988
5. Investigations on the intensity of weathering of soils developed from glacial and fluvioglacial deposits and their relationship with the history of the landscape in the Mt. Everest region;Ba¨umler;Geoderma,1991