1. R. M. Aleksakhin, Agricultural Radioecology (Ekologiya, Moscow, 1992) [in Russian]. E. V. Arinushkina, Manual on the Chemical Analysis of Soils (MGU, Moscow, 1970) [in Russian]
2. A. S. Astakhov, I. P. Semiletov, V V. Sattarova, Xuefa Shi, Limin Hu, K. I. Aksentov, Yu. P. Vasilenko, and M. V. Ivanov, “Rare Earth Elements in the Bottom Sediments of the East Arctic Seas of Russia as Indicators of Terrigenous Input,” Dokl. Earth Sci. 482 (2), 1324–1327 (2018).
3. E. I. Druzhkova and P. R. Makarevich, “The Laptev Sea phytoplaknton studies: past and present,” Tr. Kol’sk. Nauchn. Ts. RAN (2013).
4. T. A. Goryachenkova, V. V. Emelyanov, I. E. Kazinskaya, K. V. Barsukova, O. V. Stepanets, and B. F Myasoedov, “Plutonium content in water and bottom sediments of the Kara Sea,” Radiochemistry 42 (3), 283–287 (2000).
5. T. A. Goryachenkova, I. E. Kazinskaya, S. V. Klark, A. P. Novikov, and B. F. Myasoedov, “Comparison of methods for assessing plutonic speciation in environmental objects,” Rediochemistry 47 (6), 599–604 (2005).