@article {MR3682845,
	title = {Bounded low and high sets},
	journal = {Arch. Math. Logic},
	volume = {56},
	number = {5-6},
	year = {2017},
	pages = {507{\textendash}521},
	issn = {0933-5846},
	doi = {10.1007/s00153-017-0537-8},
	url = {https://doi.org/10.1007/s00153-017-0537-8},
	author = {Anderson, Bernard A. and Csima, Barbara F. and Lange, Karen M.}
}
