Sh:19

Bib entry
@article{Sh:19,
 author = {Erd{\H{o}}s, Paul and Shelah, Saharon},
 title = {{Separability properties of almost-disjoint families of sets}},
 journal = {Israel J. Math.},
 fjournal = {Israel Journal of Mathematics},
 volume = {12},
 year = {1972},
 pages = {207--214},
 issn = {0021-2172},
 mrnumber = {0319770},
 mrclass = {04A20},
 doi = {10.1007/BF02764666}
}