Duo Gelland received over 200 dedications, among them duos by: Giorgio Netti, Bernd Franke, Samuel Adler, Hans-Joachim Hespos, Alexander Keuk, Madeleine Isaksson, Birgitte Alsted, Kerstin Jeppsson, Ingvar Karkoff [sv], Maurice Karkoff, Olov Franzén, Gunnar Bucht, Carin Bartosch Edström, Rolf Martinsson, Erika Förare, Miklós Maros, Gerhard Samuel, Saman Samadi, Britta Byström, Johan Ramström, Paula af Malmborg Ward, Marie Samuelsson, Peter Schuback, Victoria Bond, Anders Hultqvist, Peter Lindroth, Max Käck, Cecilia Franke, Gunnar Valkare, Fredrik Hagstedt, Ole Lützow-Holm [sv], Nikolaus Brass, Michael Fiday, Andreas F. Staffel, Simon Christensen, Justin Henry Rubin, Gunnar Valkare.
Further important duos belonging to their repertory are those by Luigi Nono, James Dillon, Olga Neuwirth, Giacinto Scelsi, Roman Haubenstock-Ramati, Jacqueline Fontyn.
Spring 2003 two works for violin duo and choir by Hans-Erik Dahlgren and Olof Lindgren were premiered together with Dresdner Kammerchor and Hans-Christoph Rademann.
The dramatic and physical qualities of Duo Gelland's stage presence has been cultivated in cross over productions e.g. in provocatively moving The donkey on Mars, text Kasëm Trebeshina (Albania), in collaboration with choreographer Britta Hanssen and composer Birgitte Alsted.
The teachers of the violinists were Max Rostal, Walter Levin and each one of the other members of the LaSalle Quartet, Ricardo Odnoposoff, Gerhart Hetzel, Kurt Sassmannshaus, Ingeborg Scheerer, Josef Grünfarb, Machie Oguri-Kudo and for shorter periods Valery Klimov, Wolfgang Schneiderhan, Pierre d'Archambeau, composition and Allan Sapp music theory.