Remedial scenarios for online and blended- learning bridging courses
R. Biehler, R. Hochmuth, P.R. Fischer, T. Wassong, in: M. Pytlak, T. Rowland, E. Swoboda (Eds.), Proceedings of the 7th Congress of the European Society for Research in Mathematics Education, Rzeszow, Poland, University of Rzesz\rquote ow, Poland, 2012, pp. 2985–2986.