Authors
A. Urbahs
Institute of Aeronautics, Riga Technical University, 1 Kalku Str.,, Riga, LATVIA
M. Urbaha
Institute of Aeronautics, Riga Technical University, 1 Kalku Str.,, Riga, LATVIA
K. Carjova
Institute of Aeronautics, Riga Technical University, 1 Kalku Str.,, Riga, LATVIA