Open Access
@article{155014,
  author       = {Piper, H.},
  title        = {{Frank Allen: Persistence of Vision in Color-Blind 
                   Subjects. Physical Review 15 (4), 193-225}},
  journal      = {{Zeitschrift für Psychologie und Physiologie der 
                   Sinnesorgane}},
  year         = 1903,
  volume       = 33,
  pages        = {368-370},
  language     = {de},
  url          = {https://vlp-new.ur.de/records/lit33046}
}
