Thomas Goldschmidt Steffen Becker Axel Uhl Classification of Concrete Textual Syntax Mapping Approaches. 169-184 2008 ECMDA-FA http://dx.doi.org/10.1007/978-3-540-69100-6_12 conf/ecmdafa/2008 db/conf/ecmdafa/ecmdafa2008.html#GoldschmidtBU08