MathSciNet bibliographic data MR273584 (42 #8462) 54.65 Billera, Louis J. Topologies for \$2\sp{x}\$$2\sp{x}$; set-valued functions and their graphs. Trans. Amer. Math. Soc. 155 1971 137–147. 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.