For citations:

Sairanova P.Sh., Eremchenko O.Z. The influence of heavy metals on the enzyme activity within the soils of the nature recreation zone in Perm (Model Experiment). Dokuchaev Soil Bulletin. 2025;(126):204-229. (In Russ.) https://doi.org/10.19047/0136-1694-2025-126-204-229