Günther, D.Seidel, H.‐P.Weinkauf, T.Holly Rushmeier and Oliver Deussen2015-02-282015-02-2820121467-8659https://doi.org/10.1111/j.1467-8659.2012.03222.xExtremal lines and surfaces are features of a 3D scalar field where the scalar function becomes minimal or maximal with respect to a local neighborhoodExtraction of Dominant Extremal Structures in Volumetric Data Using Separatrix Persistence10.1111/j.1467-8659.2012.03222.x