[1] Barkauskas was one of the most active avant-garde composers in Lithuania in the 1960s,[3] influenced by Krzysztof Penderecki, Witold Lutosławski and György Ligeti.
[3] "I do not restrict myself to any single, defined compositional system, but am constantly searching for a natural stylistic synthesis.
[3] His works have been performed at international festivals, competitions and concerts in various European, American and Asian countries, and have been interpreted by Yuri Bashmet, Juozas Domarkas, Lothar Faber, David Geringas, Joachim Greiner, Gidon Kremer, Raimundas Katilius [de], Ruth Palmer and others.
114, was awarded the prize of the composers' competition dedicated to on the occasion of the 125th anniversary of birth of Mikalojus Konstantinas Čiurlionis.
[2] Some works, such as Drei Fragmente für Violoncello und Bratsche, were published by the Friedrich Hofmeister Musikverlag.