O. Tkachenko

Measurement of the cosmic-ray energy spectrum above<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2.5</mml:mn><mml:mo>×</mml:mo><mml:msup><mml:mn>10</mml:mn><mml:mn>18</mml:mn></mml:msup><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>eV</mml:mi></mml:math>using the Pierre Auger Observatory

Features of the Energy Spectrum of Cosmic Rays above <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2.5</mml:mn><mml:mo>×</mml:mo><mml:msup><mml:mn>10</mml:mn><mml:mn>18</mml:mn></mml:msup><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>eV</mml:mi></mml:math> Using the Pierre Auger Observatory

A Search for Photons with Energies Above 2 × 10¹⁷ eV Using Hybrid Data from the Low-Energy Extensions of the Pierre Auger Observatory

Reconstruction of events recorded with the surface detector of the Pierre Auger Observatory

Search for Spatial Correlations of Neutrinos with Ultra-high-energy Cosmic Rays

A Search for Ultra-high-energy Neutrinos from TXS 0506+056 Using the Pierre Auger Observatory

Ukrainian Legal and Forensic Studies

Legal and Regulatory Analysis

Economic Issues in Ukraine

Linguistic, Cultural, and Literary Studies

Military, Security, and Education Studies