Электронный ресурс (аналит. описание)

Nikiforov, Nazim.
Concentrations of hexavalent chromium in the ishim river in the vicinity of the city of petropavlovsk during high and low water [Электронный ресурс] / N. Nikiforov, A. Dedele // Science, theory and practice : abstracts of XXIX Intern. Scientific and Practical Conference (June 08 – 11, Tokyo, 2021) / ed. E. Pluzhnik; International science group. – [S. l.] : [s. n.], 2021. – С. 54-56.