For citations:

Spiridonov E.M. The state of the productivity of ore-bearing intrusions and the possible impact initiation of the Siberian trap formation and the Norilsk Pd-Pt-Rh-Cu-Ni-Co deposits. Moscow University Bulletin. Series 4. Geology. 2025;64(1):16-21. (In Russ.) https://doi.org/10.55959/MSU0579-9406-4-2025-64-1-16-21