@misc{indiciae9ab670e84b3d, title = {[Generalization by bottle-nosed dolphins for 2 simultaneously present absolute signs].}, author = {Iu D Starodubtsev and V V Kulagin and A P Nadolishniaia and E M Starodubtseva and K G Kebkal}, url = {https://pubmed.ncbi.nlm.nih.gov/9472172/}, note = {Source identifier: 9472172} }