@unpublished{FuenfhausKoppLettl2022,
  author  = {Axel F{\"u}nfhaus and Thilo Kopp and Elias Lettl},
  title   = {Winding vectors of topological defects: multiband Chern numbers},
  institution = {Physik},
  pages     = {14},
  year    = {2022},
}