@article{MertensFriedlandKrueger2006, author = {Mertens, R. and Friedland, G. and Kr{\"u}ger, M.}, title = {To See or Not To See: Layout Constraints, the Split-Attention Problem and their Implications for the Design of Web Lecture Interfaces: e-learn World Conference on E-Learning in Corporate, Government, Healthcare, \& Higher Education.}, year = {2006}, language = {en} }