@article{C. Mahaney and K. Sanmugadas_1985, title={Notes on the use of extractable iron and clay minerals for determination of soil age}, volume={85}, url={https://tidsskrift.dk/geografisktidsskrift/article/view/44078}, journal={Geografisk Tidsskrift}, author={C. Mahaney and K. Sanmugadas, William}, year={1985}, month={jan.} }