1. The precipitation of iron in podzol soils;Aarnio;Inst. Mitt. Bodenk.,1913
2. Calcium saturation and aerobic bacteria as possible factors in gleization;Albrecht;Soil Sci.,1941
3. Conditions and modalities of fixation of colloidal ferric hydrate by soil clay;Barbier;Ann. Agron.,1938
4. Experiments on the mechanism of gleying;Bloomfield;J. Soil Sci.,1951
5. Studies in pedogenesis in New South Wales.III. The Alpine Humus Soils;Costin;Ibid,1951