MASS-SPECTROMETRIC STUDY ON BIOLOGICAL AND TECHNOGENIC FRACTIONATION OF STABLE ISOTOPES OF LIGHT ELEMENTS IN COMPONENTS OF C3-PLANTS GROWN IN CLIMATIC CONDITIONS OF MODERN NATURAL ECOSYSTEMS СтатьяKolesnov A., Abramovich R., Zenina M., Tsimbalaev S.Springer Geography. 2020. С. 100-110
