@article{HebigGiese2017,
  author    = {Regina Hebig and Holger Giese},
  title     = {On the complex nature of MDE evolution and its impact on changeability},
  journal   = {Software and systems modeling},
  volume    = {16},
  pages     = {333 -- 356},
  doi       = {10.1007/s10270-015-0464-2},
  year      = {2017},
}