1. A PERFORMANCE INTERPRETATION OF THE VIENNESE CLASSICS BY THE EXAMPLE OF FANTASIA FOR PIANO, CHORUS AND ORCHESTRA IN C MINOR, OP. 80 BY LUDWIG VAN BEETHOVEN. Authors: OLENA ZAVERUKHA, TETIANA SUKHOMLINOVA, VIACHESLAV BOIKO, NATALYA ZOLOTARYOVA, NATALIYA BYELIK-ZOLOTAROVA.2. LANDSCAPE IN THE TWENTIETH CENTURY COMPOSING IN THE ASPECT OF PERFORMING INTERPRETATION. Authors: NATALIYA BYELIK-ZOLOTARYOVA, OLENA ZAVERUKHA, OLGA MYKHAILOVA, TETIANA SUKHOMLINOVA, OLENA CHUMAK.