Academic Choir of the St. Petersburg State Electrotechnical University «LETI» named after V. I. Ulyanov (Lenin) (St. Petersburg, Russia), artistic director – Elena Kasyanova

Academic Choir of the St. Petersburg State Electrotechnical University «LETI» named after V. I. Ulyanov (Lenin) (St. Petersburg, Russia), artistic director – Elena Kasyanova

Academic Choir of the St. Petersburg State Electrotechnical University «LETI» named after V. I. Ulyanov (Lenin) (St. Petersburg, Russia), artistic director – Elena Kasyanova