Where do people draw lines? - Forrester Cole; Aleksey Golovinskiy; Alex Limpaecher; Heather Stoddart Barros; Adam Finkelstein; Thomas A. Funkhouser; Szymon Rusinkiewicz (Commun. ACM, 2012)

Real-time drawing assistance through crowdsourcing. - Alex Limpaecher; Nicolas Feltman; Adrien Treuille; Michael F. Cohen (ACM Trans. Graph., 2013)