TY - CHAP AU - Rosenbaum, S; Cockton, G; Coyne, K; Muller, M; Rauch, T TI - Focus groups in HCI T2 - Proceedings of CHI Extended Abstracts on Human Factors in Computing Systems; CHI EA '02 CY - Minneapolis, MN, USA PB - ACM PY - 2002 SP - 702 EP - 703 ER -