@article{Farrell_2002,<br/><span class="tab"></span> title={Stimulus control of maternal responsiveness to Norway rat ( Rattus norvegicus) pup ultrasonic vocalizations.},<br/><span class="tab"></span> volume={116},<br/><span class="tab"></span> ISSN={0735-7036},<br/><span class="tab"></span> url={http://dx.doi.org/10.1037/0735-7036.116.3.297},<br/><span class="tab"></span> DOI={10.1037/0735-7036.116.3.297},<br/><span class="tab"></span> number={3},<br/><span class="tab"></span> journal={Journal of Comparative Psychology},<br/><span class="tab"></span> publisher={American Psychological Association (APA)},<br/><span class="tab"></span> author={Farrell,<br/><span class="tab"></span> William J. and Alberts,<br/><span class="tab"></span> Jeffrey R.},<br/><span class="tab"></span> year={2002},<br/><span class="tab"></span> pages={297–307} }