@misc{indiciae0857d1e5dcbe,
  title = {Operant manipulation of a behaviour problem.},
  author = {D D Bhattacharya and R Singh},
  year = {1971},
  doi = {10.1007/bf02802566},
  url = {https://pubmed.ncbi.nlm.nih.gov/5139981/},
  note = {Source identifier: 5139981}
}