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Articles:
- Chernozems in Bulgaria Systematic, Specific Features and Problems
M. Teoharov, T. Shishkov, B. Hristov, E. Filcheva, R. Ilieva, I. Lubenova, I. Kirilov, G. Dimitrov, V. Krasteva, B. Georgiev, M. Banov, P. Ivanov, M. Hristova, Z. Mitreva
2017-02-13
Volume 48, No 3-4, 2014
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