@article {7263,
	title = {Open maps: small and large holes with unusual properties},
	journal = {Discrete and Continuous Dynamical Systems},
	volume = {38},
	year = {2018},
	pages = {5883--5895},
	url = {http://aimsciences.org/article/doi/10.3934/dcds.2018255},
	author = {Kevin G. Hare and Nikita Sidorov}
}
