@article{GT_2012_16_3_a12,
     author = {Asaoka, Masayuki},
     title = {Rigidity of certain solvable actions on the sphere},
     journal = {Geometry & topology},
     pages = {1835--1857},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {2012},
     doi = {10.2140/gt.2012.16.1835},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2012.16.1835/}
}