Fast Intersections for Subdivision Surfaces. - Aaron Severn; Faramarz Samavati (ICCSA (1), 2006)

Transformation Strokes. - Aaron Severn; Faramarz Samavati; Mario Costa Sousa (SBM, 2006)

Sketch-based Modeling and Assembling with Few Strokes. - Aaron Severn; Faramarz F. Samavati; Joseph Jacob Cherlin; Mario Costa Sousa; Joaquim A. Jorge (Sketch-based Interfaces and Modeling, 2011)