Design considerations for an earth based flexible robotic system. - Andrew D. Christian; Warren P. Seering (ICRA, 1989)

Initial experiments with a flexible robot. - Andrew D. Christian; Warren P. Seering (ICRA, 1990)

Digital Smart Kiosk Project. - Andrew D. Christian; Brian L. Avery (CHI, 1998)

Speak out and annoy someone: experience with intelligent kiosks. - Andrew D. Christian; Brian L. Avery (CHI, 2000)