@misc{indiciae501925324c0a,
  title = {Combined antecedent variables as motivating operations within functional analyses.},
  author = {Nathan A Call and David P Wacker and Joel E Ringdahl and Eric W Boelter},
  year = {2005},
  doi = {10.1901/jaba.2005.51-04},
  url = {https://pubmed.ncbi.nlm.nih.gov/16270847/},
  note = {Source identifier: 16270847}
}