Frederichs, T.; von Dobeneck, T.; Bleil, U.; Dekkers, M. J. (January 2003). "Towards the identification of siderite, rhodochrosite, and vivianite in sediments by their low-temperature magnetic properties". Physics and Chemistry of the Earth, Parts A/B/C. 28 (16–19): 669–679. Bibcode:2003PCE....28..669F. doi:10.1016/S1474-7065(03)00121-9.
Frederichs, T.; von Dobeneck, T.; Bleil, U.; Dekkers, M. J. (January 2003). "Towards the identification of siderite, rhodochrosite, and vivianite in sediments by their low-temperature magnetic properties". Physics and Chemistry of the Earth, Parts A/B/C. 28 (16–19): 669–679. Bibcode:2003PCE....28..669F. doi:10.1016/S1474-7065(03)00121-9.