@misc{indiciae9e29289b3620, title = {Language without communication: a case study.}, author = {M Blank and M Gessner and A Esposito}, year = {1979}, doi = {10.1017/s0305000900002336}, url = {https://pubmed.ncbi.nlm.nih.gov/468941/}, note = {Source identifier: 468941} }