1. Alapieti, T.T. and Karki, A.J, Early Palaeoproterozoic (2.5–2.4) Tornio-Narankavaara layered intrusion belt and related chrome and platinum-group element mineralization, Northern Finland, Field Trip Guidebook, Prepared for the 10th Platinum Symposium in Oulu, Finland, 2005, Oulu: 2005.
2. Alapieti, T.T., Filen, B.A., Lahtinen, J.J., et al., Early Proterozoic layered intrusion in the north-eastern part of the Fennoscandian Shield, Mineral. Petrol., 1990, vol. 42, pp. 1–22.
3. Amelin, Yu.A., Heaman, L.M., and Semenov, V.S., U-Pb geochronology of layered mafic intrusions in the Eastern Baltic Shield: implication for the timing and duration of Paleoproterozoic continental rifting, Precambrian Res., 1995, vol. 75, pp. 31–46.
4. Balashov, Yu.A., Bayanova, T.B., and Mitrofanov, F.P, Isotope data on the genesis of layered basic-ultrabasic intrusion in the Kola Peninsula and Northern Karelia, northeastern Baltic Shield, Precambrian. Res., 1993, vol. 64, pp. 197–205.
5. Bayanova, T.B. and Mitrofanov, F.P. Most important results and significance of isotope-geochemical studies for tasks of regional geology of the Fennoscandian shield, Vestn. Kol’sk. Nauchn. Ts. Ross. Akad. Nauk, 2012, no. 1, pp. 22–32.