Fujikura, Dai (2013). Diamond Dust. Piano concerto, performed by Ugelvik and Oslo Sinfonietta, conductor Christian Eggen, 23.11.2013, Huddersfield contemporary music festival, England.

Helbekkmo, Knut (2010). “Senkveld med Harmonien.” Review of Ausklang (concert, Ugelvik). Bergens Tidende, 13.02.2010, p.50.

Itkin, David (2014). Conducting concerti: A technical and interpretive guide. Denton: University of North Texas Press.

Kahnemann, Daniel (2013). Thinking, fast and slow. New York: Farrar, Straus, and Giroux.

Kjeldsen, Jens Elmeland (2006). Retorikk i vår tid: en innføring i moderne retorisk teori. Oslo: Spartacus.

Lachenmann, Helmut (1985). Ausklang. Piano concerto, performed by Ugelvik and the Bergen Philharmonic Orchestra, conductor Christian Eggen, 1.02.2010, Grieghallen, Bergen, Norway. 

Lüeneburg, Barbara (2013). A holistic view of the creative potential of performance practice in contemporary music. London: School of Arts, Brunel University [Ph.D. thesis].

Mahnkopf, Claus-Steffen (2006). Hommage à Frank Cox. Premiered with asamisimasa (Anders Førisdal, Håkon Stene og Ugelvik), 11.11.2010, Academy of Music and Theatre in Leipzig, Germany.

Unsuk, Chin (2003). Double Concerto. Concerto for piano and percussion, performed by Ugelvik, Jennifer Torrence, and the Bodø Sinfonietta, conductor Magnus Loddgaard, 21.03.2013, Bodø kulturhus, Bodø, Norway.