@misc{indiciaeed05ba88d33e, title = {Clear communication or arbitrary ambiguity.}, author = {J K Frenkel and A O Heydorn and H Mehlhorn and M Rommel}, year = {1980}, doi = {10.1007/bf00927867}, url = {https://pubmed.ncbi.nlm.nih.gov/6771936/}, note = {Source identifier: 6771936} }