Template:Tindell1969
From Manifold Atlas
R. Tindell, Extending homeomorphisms of ., Proc. Am. Math. Soc. 22 (1969), 230-232. MRMR0248852 (40 #2102) Zbl 0177.26802
R. Tindell, Extending homeomorphisms of ., Proc. Am. Math. Soc. 22 (1969), 230-232. MRMR0248852 (40 #2102) Zbl 0177.26802