@conference {977,
	title = {A tertiary study on model-based testing areas, tools and challenges: Preliminary results},
	booktitle = {Proceedings of the XXI Iberoamerican Conference on Software Engineering, Bogota, Colombia, April 23-27, 2018},
	year = {2018},
	publisher = {Curran Associates},
	organization = {Curran Associates},
	author = {Leonardo Villalobos-Arias and Christian Quesada-L{\'o}pez and Alexandra Martinez and Marcelo Jenkins}
}
