@inproceedings {866, title = {Abstract and Concrete Syntax Migration of Instance Models}, journal = {ICMT 2010 Transformation Tool Contest}, year = {2010}, abstract = {In this paper, we present a solution for the TTC 2010 model migration case study. Firstly, we present a modular approach to migrate the instance models{\textquoteright} abstract syntax. Secondly, the problem of co-evolution of diagrammatical information such as icon positions and bend points of edges is identi ed and a solution speci c to this case study is presented. Our solution implemented using ATL and Java.}, author = {Manuel Wimmer and Antonio Cicchetti and Bart Meyers} }