For citations:
Rozentsveig I.B., Nikonova V.S., Korchevin N.A. Chalcogenisation of unsaturated organohalogen compounds by elemental chalcogens and their metal derivatives. Proceedings of Universities. Applied Chemistry and Biotechnology. 2019;9(4):576-589. https://doi.org/10.21285/2227-2925-2019-9-4-576-589