1. Estimating relative ages from iron-oxide/total-iron ratios of soils in the western PoValley, Italy;Arduino;Geoderma,1984
2. Genetic evaluation of profile distribution of aluminium, iron, and manganese oxides;Blume,1969
3. Zur postpedogenen Veränderung bodenchemischer Kenndaten insbesondere von pedogenen Eisenoxiden in fossilen Lößböden;Bronger,1974
4. Breve commento alle caratterstiche dei terreni e del loro valore agrario;Comel,1982
5. Pedological significance of the gravels in some red and grey earth of Central North Queensland;Coventry;Aust. J. Soil Res.,1983