@article{KollrossPodesta2003,
  author    = {Andreas Kollross and Fabio Podest{\`a}},
  title     = {Homogeneous spaces with polar isotropy},
  journal   = {Manuscripta Mathematica},
  volume    = {110},
  number    = {4},
  pages     = {487 -- 503},
  doi       = {10.1007/s00229-002-0345-1},
  year      = {2003},
}