@misc{indiciaeb7661f6ac98d, title = {Ergonomic principles and map design.}, author = {R M Taylor and V D Hopkin}, year = {1975}, doi = {10.1016/0003-6870(75)90110-6}, url = {https://pubmed.ncbi.nlm.nih.gov/15677184/}, note = {Source identifier: 15677184} }