TY  - JOUR
AU  - Bretón, David J. Fernández
TI  - Strongly Summable Ultrafilters, Union Ultrafilters, and the Trivial Sums Property
JO  - Canadian journal of mathematics
PY  - 2016
SP  - 44
EP  - 66
VL  - 68
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2015-023-9/
DO  - 10.4153/CJM-2015-023-9
ID  - 10_4153_CJM_2015_023_9
ER  -