@article{Fister2011Easytime,
  title={Design and implementation of domain-specific language Easytime},
  author={Fister Jr., Iztok and Mernik, Marjan and Brest, Janez and Fister, Iztok},
  journal={Computer Languages, Systems \& Structures},
  volume={37},
  number={4},
  pages={151--167},
  year={2011},
  publisher={Elsevier}
}