References
- Naqvi , S. M. 1979 . Distribution of elements in the crust and mantle during the Archaean: evidence from the Indian Shield . Chemical Geology , 24 : 1 – 23 .
- Ödman , O. H. 1957 . Description to map of the pre-Cambrian rocks of the Norrbotten County, N. Sweden . Sveriges Geologiska Undersökning Ca , 41 : 1 – 151 .