Assessment of natural background radiation in the tourist area of Biserna Cave based on in situ measurements
Karamfil Kalchev, Gergana Manova, Lyubomir Manov, Nikolay Kulev
Geography as a network: Linking minds, disciplines and generations
Milen Penerliev
Ethnobotanical study of medicinal plants used for prevention and treatment of Covid-19 in Northeastern Bulgaria. Part 1: The source of phytotherapy knowledge and safety concerns
Asya Dragoeva, Zheni Dimitrova, Seliha Lyoteva, Vanya Koleva
Wohnungskrise: Systemische Wohnungspolitik
Fabian Braesemann
Experimental Determination of the Braking Behavior of an Alternative Front Мultilink Motorcycle Suspension
Simona Hesapchieva, Georgi Yanachkov
Integrating Small and Medium-Sized Ports Into Green Shipping Corridors: A Case Study of Sillamäe-Kotka Ferry Line
Georgi Hrenov, Eunice O. Bark, Gunnar Prause, Wolfgang Gerstlberger
Gesetzliche Krankenversicherung: Mitversicherung abschaffen?
Friedrich Breyer
A Novel AES-Based Encryption Model with Multi-Feature Security Enhancements
Mohammad Awis Al Lababede, Ashraf M A Ahmad
Enhancing Mode-Choice Models with Conformal Prediction: Uncertainty Quantification and Decision Support Using Tree-Based Machine Learning
Ramin Bohlouli, Ken Koshy Varghese, Guido Gentile, Mohamed Eldafrawi
The demographic crisis in Bulgaria: trends, problems and prospects
Slavi Dimitrov
Relict population of Glacies alpinata (Geometridae, Lepidoptera) in the Czech part of the Králický Sněžník Mt.
Lukáš Spitzer, Tomáš Kuras, Adam Malkiewicz
Overview of the Halyomorpha halys (Stål, 1855): Key Traits and Control Measures. Threats to agricultural crops in Bulgaria
Plamen Chamurliyski