@misc{indiciaef80a933ab809,
  title = {[Method dependency of determining intra- and interindividual differences in the self concept].},
  author = {H Simons and H J Ahrens},
  year = {1975},
  url = {https://pubmed.ncbi.nlm.nih.gov/1232968/},
  note = {Source identifier: 1232968}
}