TY  - BOOK
AU  - Héran,Frédéric
TI  - Distances on the Map and in the Real World: The Need for Detour Factors
PY  - 2009///.
							
N1  - 39
UR  - https://shs.cairn.info/journal-flux1-2009-2-page-110?lang=en&redirect-ssocas=7080
ER  -