Knaus R M. Accretion and canal impacts in a rapidly subsiding wetland. Ⅲ A new soil horizon marker method for measuring recent accretion[J]. Estuaries,1989,12(4)
Pu-Ling Liu. Stable rare earth element tracers to evaluate soil erosion. Soil & Tillage Research. 2004,76:147–155
[7]
P Akhter, S D Orfi, H Kawamura, et al. Intercomparison of INAA and ICP-MS results for thorium determination in Pakistani diet[J].Journal of Environmental Radioactivity.2002,62:123-127