Historia naturalis bulgarica
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Articles by author: Rossen Tzonev

https://orcid.org/0000-0001-8112-1354

[2] (reverse chronological order)

Centaurea kilaea – a new species to the flora of Bulgaria
Volume 48: 9–14 · 5 January 2026

— Views: 1051
Recent changes in the presence status and numbers of ruddy shelduck (Tadorna ferruginea) in the Eastern Balkans
Volume 41: 41–49 · 9 April 2020

— Views: 1768 · Citations: 4

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Historia naturalis bulgarica

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National Museum of Natural History, Bulgarian Academy of Sciences