@article{SIGMA_2016_12_a116,
     author = {Krishan Rajaratnam and Raymond G. McLenaghan and Carlos Valero},
     title = {Orthogonal {Separation} of the {Hamilton{\textendash}Jacobi} {Equation} on {Spaces} of {Constant} {Curvature}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2016},
     volume = {12},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2016_12_a116/}
}