Latchesar Kostov

Ruslan Kostov

University of Mining and Geology “St Ivan Rilski”, Boyan Kamenov Str., 1700 Sofia, Bulgaria

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Hristo Protohristov

Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, 72 Tsarigradsko Shose Blvd, 1784 Sofia, Bulgaria

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Savka Marinova

Faculty of Physics and Technology, Plovdiv University “Paisiy Hilendarski”, 24 Tsar Asen Str., 4000 Plovdiv, Bulgaria

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Gergana Hristozova

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Latchesar Kostov

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Ivanka Tringovska

Maritsa Vegetable Crops Research Institute, 32 Brezovsko Shose Blvd, 4003 Plovdiv, Bulgaria

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Inga Zinicovscaia

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Konstantin Vergel

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Dmitrii Grozdov

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Sergey S. Pavlov

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia

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Lyudmila P. Strelkova

Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, 6 Joliot-Curie Str., 1419890 Dubna, Russia