@ARTICLE{Poeschl-ZfEv-2009,
author = {Poeschl, Sandra and Doering, Nicola and Boehme, Hans-Joachim and
Martin, {\relax Ch}ristian},
title = {Mensch-Roboter-Interaktion im Baumarkt -- Formative Evaluation eines
mobilen Shopping-Roboters},
journal = {Zeitschrift fuer Evaluation (ZfEv)},
year = {2009},
volume = {8},
pages = {27--58},
number = {1}
}