Vol. 78 No. 5 (2025)

Published: 28-05-2025

Full Issue

Table of Contents

Mathematics

On the Problem of Kakeya

Radoš Bakić

651–655
- Full Text
An upper bound on the size of a binary code with $$s$$ distances

Ivan Landjev, Konstantin Vorobev

656–662
- Full Text

Physics

Displacement of Atoms in Fusion Neutron Irradiated Fe and W

Troyo Troev, Vladimir Angelov, Stela Peneva, Valentina Semkova

663–669
- Full Text

Biology

Contribution to the Knowledge of the Invasive Alien Species of Heracleum (Apiaceae) in Bulgaria

Vladimir Vladimirov, Alexandar Tashev, Nikolay Tashev

670–675
- Full Text
Contribution to the Authentication of Arnica montana Flower-based Herbal Drugs Using High-performance Thin-layer Chromatography (HPTLC) Analysis

Milena Nikolova, Anna Gavrilova, Magdalena Sozoniuk, Antoaneta Trendafilova, Maria Petrova

676–683
- Full Text

Engineering Sciences

Early Iron Age Weapons – Metallography and SEM Analysis

Kamelia Kalchevska

684–688
- Full Text
Bellman-optimal Decisions and Expert Intuition

Ilia Atanasov, George Mengov, Anton Gerunov

689–697
- Full Text
Electromagnetic Design and Actual Fabrication of a Bandpass Cross-coupled Filter Applied for Mobile Communication

Mehdi Damou, Abdelhakim Boudkhil, Mohammed Chetioui, Mustafa Secmen, Slimane Gouni

698–707
- Full Text
Information System for Operational Monitoring of the City's Water Environment Based on IoT Technologies

Yue Zheng, Chenjian Dong, Jianjun Wang, Andrii Topalov, Oksana Nechai, Alexander Klymenko, Sergey Nekrasov, Vladyslav Knysh

708–717
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Research on Improving Seals to Suppress Vibration of Rotary Machines

Li Tao, Lei Shao, Olha Pazdrii, Oleksandr Gerasin, Tymur Parashchenko, Volodymyr Zaytsev, Wang Li

718–725
- Full Text

Medicine

Assessment of Sarcopenia Risk Factors in Relation to Muscle Histopathology and Morphology: An Autopsy Study

Hacer Yaşar Teke, Havva Erdem, Yusuf Şahin, Mürrüvet Akçay Çelik, Eser Bayraktar

726–733
- Full Text
SIDS and Accidental Asphyxia in Infancy. Forensic Diagnosis

Ilina Brainova, Martin Angelov, Biliana Mileva, Pavel Timonov, Mihaela Georgieva, Kamen Peev, Metodi Goshev, Verzhiniya Boradzhieva, Alexandar Alexandrov

734–742
- Full Text
Anaesthesia and Intraoperative Neurophysiological Monitoring in Surgical Correction of Idiopathic Scoliosis in Childhood

Biliana Kamenova, Emil Morev

743–752
- Full Text
Atopy and Urticaria-sensitization to Inhalant and Food Allergens in Patients with Urticaria

Diana Hristova, Dayana Benkova, Aneliya Kostadinova

753–759
- Full Text
Normal-appearing White Matter N-acetylaspartate Changes in Multiple Sclerosis as a Potential Biomarker

Vasilena Petrova, Latchezar Traykov

760–768
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Evaluation of the Clinical and Radiographic Success of Different Antibiotic Combinations in Lesion Sterilization and Tissue Repair Therapy for Infected Primary Molar Teeth

Rüveyda Nur Culfa, Pınar Demir

769–777
- Full Text

Agricultural Sciences

Weed Suppression Potential of Ailanthus altissima Compost: Effects on Germination and Emergence

Ahmet Tansel Serim

778–784
- Full Text
Land Use Dynamics in the South-Central Planning Region (2000–2018): A Statistical Analysis of CORINE Land Cover

Plamen Tomov

785–794
- Full Text