@inbook{+2012+286+307,
url = {https://doi.org/10.1515/9783110258356.286},
title = {Chapter 12. Ultrafilters Generated by Finite Sums},
booktitle = {Algebra in the Stone-Cech Compactification},
booktitle = {Theory and Applications},
publisher = {De Gruyter},
address = {Berlin, Boston},
pages = {286--307},
doi = {doi:10.1515/9783110258356.286},
isbn = {9783110258356},
year = {2012},
lastchecked = {2026-05-04}
}