| Nonstandard hulls of locally uniform groups |
| Isaac Goldbring |
| Fundamenta Mathematicae (0016-2736) |
| 2013 |
| vol.220 no.2 pp.93-118 |
| http://journals.impan.gov.pl/fm/Cont/fm220-2.html |
| Rectangular square-bracket operation for successor of regular cardinals |
| Assaf Rinot, Stevo Todorcevic |
| Fundamenta Mathematicae (0016-2736) |
| 2013 |
| vol.220 no.2 pp.119-128 |
| http://journals.impan.gov.pl/fm/Cont/fm220-2.html |
| The union of two D -spaces need not be D |
| D?niel T. Soukup, Paul J. Szeptycki |
| Fundamenta Mathematicae (0016-2736) |
| 2013 |
| vol.220 no.2 pp.129-137 |
| http://journals.impan.gov.pl/fm/Cont/fm220-2.html |
| Lyapunov quasi-stable trajectories |
| Changming Ding |
| Fundamenta Mathematicae (0016-2736) |
| 2013 |
| vol.220 no.2 pp.139-154 |
| http://journals.impan.gov.pl/fm/Cont/fm220-2.html |
| Clopen graphs |
| Stefan Geschke |
| Fundamenta Mathematicae (0016-2736) |
| 2013 |
| vol.220 no.2 pp.155-189 |
| http://journals.impan.gov.pl/fm/Cont/fm220-2.html |