BIOGEOCHEMICAL MIGRATION OF SOME RARE ELEMENTS IN THE "LEAF DEBRIS-SOIL" SYSTEM OF THE CATENARY LANDSCAPES IN TROPICAL MOUNTAINOUS FORESTS IN SOUTHERN VIETNAM ArticleLebedev Y., Drygval A., Pham C.N., Gorbunov R., Gorbunova T., Kuznetsov A., Kuznetsova S., Nguyen V., Tabunshchik V.Forests. Том 15. 2024.