@article{HartmannLorenz2014,
  author    = {Hermann Hartmann and Ernst Lorenz},
  title     = {{\"U}ber die Absorptionsspektren der Chinone},
  journal   = {Zeitschrift f{\"u}r Naturforschung, A},
  volume    = {7},
  number    = {5},
  pages     = {360 -- 369},
  doi       = {10.1515/zna-1952-0509},
  year      = {2014},
}