A small ultrafilter number at every singular cardinal
Published in Acta Mathematica Hungarica , 2023
Benhamou, T., Jirattikansakul, S., A small ultrafilter number at every singular cardinal. Acta Math. Hungar. 171 (2023), 12–38 . https://doi.org/10.1007/s10474-023-01377-9