Under CopyrightScherrer, A.A.ScherrerKüfer, K.-H.K.-H.KüferMonz, M.M.MonzAlonso, F.F.AlonsoBortfeld, T.T.Bortfeld2022-03-0714.09.20062004https://publica.fraunhofer.de/handle/publica/29235310.24406/publica-fhg-292353en519003006IMRT planning on adaptive volume structures - a significant advance of computational complexityreport