Text entry performance of state of the art unconstrained handwriting recognition: a longitudinal user study. - Per Ola Kristensson; Leif C. Denby (CHI, 2009)

Continuous Recognition and Visualization of Pen Strokes and Touch-Screen Gestures. - Per Ola Kristensson; Leif C. Denby (SBIM, 2011)

Multi-field Visualization: Trait design and trait-induced merge trees. - Danhua Lei; Jochen Jankowai; Petar Hristov; Hamish A. Carr; Leif C. Denby; Talha Bin Masood; Ingrid Hotz (CoRR, 2025)