1. Effects of exponentially decaying spatial patterns on the probability distribution of anomalous values;Björklund;J. Geochem. Explor.,1983
2. Geochemical data available for geomedicine: Northern Fennoscandia;Björklund;Nordic Council Arct. Med. Res. Rep.,1983
3. Representation of regional, local and residual variability of geochemical data by means of filtering techniques;Björklund,1983
4. Geochemical mapping in northernmost Fennoscandia: A project of interest for circumpolar epidemiology;Bölviken,1981
5. The determination of sampling and analytical errors in exploration geochemistry;Garrett;Econ. Geol.,1969