Assessment of natural background radiation in the tourist area of Biserna Cave based on in situ measurements Cover

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Assessment of natural background radiation in the tourist area of Biserna Cave based on in situ measurements

Acta Scientifica Naturalis

Volume 12 (2025): Issue 3 (November 2025)

By: Karamfil Kalchev, Gergana Manova, Lyubomir Manov and Nikolay Kulev

Open Access

|Nov 2025

Authors

Karamfil Kalchev

3lemlemlem@gmail.com

Konstantin Preslavsky University of Shumen, Faculty of Natural Sciences, Department of Biology, Shumen, Bulgaria

Gergana Manova

Lyubomir Manov

Vasil Levski National Military University, Faculty of Artillery, Air Defense and CIS, Shumen, Bulgaria

Nikolay Kulev

Vasil Levski National Military University, Faculty of Artillery, Air Defense and CIS, Shumen, Bulgaria

DOI: https://doi.org/10.2478/asn-2025-0021 | Journal eISSN: 2603-347X | Journal ISSN: 2367-5144

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Language: English

Page range: 104 - 116

Published on: Nov 21, 2025

Published by: Konstantin Preslavski University of Shumen

In partnership with: Paradigm Publishing Services

Publication frequency: 1 issue per year

Keywords:

gamma-ray background,

inhalation dose,

occupational exposure

Related subjects:

Chemistry, other,

Life sciences, other,

© 2025 Karamfil Kalchev, Gergana Manova, Lyubomir Manov, Nikolay Kulev, published by Konstantin Preslavski University of Shumen
This work is licensed under the Creative Commons Attribution 3.0 License.

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