1. Allen, R.L., 2020. Volcanic Stratigraphy and lithogeochemistry, Burkland BH 4321, Zinkgruvan. Report to Zinkgruvan Mining, p. 93.
2. Facies analysis of a 1.9 Ga, continental margin, back-arc, felsic caldera province with diverse Zn-Pb-Ag-(Cu-Au) sulfide and Fe oxide deposits, Bergslagen region, Sweden;Allen;Econ. Geol.,1996
3. Andersen, C., 2009. The mineral composition of the Burkland Cu-sulphide deposit at Zinkgruvan, Sweden: a supplementary study. Dissertations in Geology at Lund University.
4. Charnockites, pyroxene granulites, and garnet-cordierite gneisses at a boundary between Early Svecofennian rocks and Småland-Värmland granitoids, Karlskoga, southern Sweden;Andersson;Geol. Foren. Stock For.,1992
5. Beeson, R., 1990. Broken Hill-type lead-zinc deposits-an overview of their occurrence and geological setting. Institution of Mining and Metallurgy Transactions. Section B. Applied Earth Science 99.