Open Access
@article{94168,
  author       = {Wirth, Wilhelm},
  title        = {{Zur Theorie des Bewusstseinsumfanges und seiner 
                   Messung}},
  journal      = {Philosophische Studien},
  year         = 1902,
  volume       = 20,
  pages        = {487-669},
  language     = {de},
  url          = {https://vlp-new.ur.de/records/lit4492}
}
