Volume 14, issue 1 (2014)

 1 D DeTurck, H Gluck, P Storm, Lipschitz minimality of Hopf fibrations and Hopf vector fields, Algebr. Geom. Topol. 13 (2013) 1369 MR3071130 2 H Gluck, F Warner, W Ziller, The geometry of the Hopf fibrations, Enseign. Math. 32 (1986) 173 MR874686 3 M Gromov, Homotopical effects of dilatation, J. Differential Geom. 13 (1978) 303 MR551562 4 M Gromov, Metric structures for Riemannian and non-Riemannian spaces, Birkhäuser (2007) MR2307192 5 R Olivier, Über die Dehnung von Sphärenbbildungen, Invent. Math. 1 (1966) 380 MR0203651 6 B White, Infima of energy functionals in homotopy classes of mappings, J. Differential Geom. 23 (1986) 127 MR845702 7 J A Wolf, Geodesic spheres in Grassmann manifolds, Illinois J. Math. 7 (1963) 425 MR0156294 8 Y C Wong, Isoclinic $n$–planes in Euclidean $2n$–space, Clifford parallels in elliptic $(2n-1)$–space, and the Hurwitz matrix equations, Mem. Amer. Math. Soc. 41, Amer. Math. Soc. (1961) MR0145437