View-dependent peel-away visualization for volumetric data. - Åsmund Birkeland; Ivan Viola (SCCG, 2009)

Ultrasound Painting of Liver Vascular Tree. - Åsmund Birkeland; Ivan Viola (VMV, 2010)

Illustrative Membrane Clipping. - Åsmund Birkeland; Stefan Bruckner; Andrea Brambilla; Ivan Viola (Comput. Graph. Forum, 2012)

The Ultrasound Visualization Pipeline - A Survey - Åsmund Birkeland; Veronika Soltészová; Dieter Hönigmann; Odd Helge Gilja; Svein Brekke; Timo Ropinski; Ivan Viola (CoRR, 2012)

High-Quality 3D Visualization of In-Situ Ultrasonography. - Ivan Viola; Åsmund Birkeland; Veronika Soltészová; Linn Emilie Sævil Helljesen; Helwig Hauser; Spiros Kotopoulis; Kim Nylund; Dag Magne Ulvang; Ola Kristoffer Øye; Trygve Hausken; Odd Helge Gilja (Eurographics (Dirk Bartz Prize), 2013)

Doppler-based 3D Blood Flow Imaging and Visualization. - Åsmund Birkeland; Dag Magne Ulvang; Kim Nylund; Trygve Hausken; Odd Helge Gilja; Ivan Viola (SCCG, 2013)

The Ultrasound Visualization Pipeline. - Åsmund Birkeland; Veronika Soltészová; Dieter Hönigmann; Odd Helge Gilja; Svein Brekke; Timo Ropinski; Ivan Viola (Scientific Visualization, 2014)

Visibility-Driven Processing of Streaming Volume Data. - Veronika Soltészová; Åsmund Birkeland; Ivan Viola; Stefan Bruckner (VCBM, 2014)

Perceptually Uniform Motion Space. - Åsmund Birkeland; Cagatay Turkay; Ivan Viola (IEEE Trans. Vis. Comput. Graph., 2014)

Output-Sensitive Filtering of Streaming Volume Data. - Veronika Soltészová; Åsmund Birkeland; Sergej Stoppel; Ivan Viola; Stefan Bruckner (Comput. Graph. Forum, 2017)