MathSciNet bibliographic data MR427070 (55 #106) 04A15 (54G05 54D35 54A25 02K05) Kunen, Kenneth Some points in $\beta N$$\beta N$. Math. Proc. Cambridge Philos. Soc. 80 (1976), no. 3, 385–398. Article

For users without a MathSciNet license , Relay Station allows linking from MR numbers in online mathematical literature directly to electronic journals and original articles. Subscribers receive the added value of full MathSciNet reviews.

 American Mathematical Society 201 Charles Street Providence, RI 02904-6248 USA