@article{Hagelstein2005,
  author    = {Rudolf-Manfred Hagelstein},
  title     = {Das Sch{\"o}nborn-Gymnasium und seine j{\"u}ngste Geschichte (1955-2005)},
  journal   = {Badische Heimat},
  volume    = {85},
  number    = {4},
  pages     = {590 -- 593},
  doi       = {10.57962/regionalia-87},
  year      = {2005},
}