On Time-Varying Flow Fields: a streakline-based visualization method. - Andrea Sanna; Bartolomeo Montrucchio; Renzo Arina (Eurographics (Short Presentations), 1999)

Visualizing Unsteady Flows by Adaptive Streaklines. - Andrea Sanna; Bartolomeo Montrucchio; Renzo Arina (WSCG, 2000)