@article{CRGEOS_2019__351_7_517_0, author = {Jean-Paul Poirier}, title = {Une lettre de {Humboldt} \`a {Th\'enard} (1805)}, journal = {Comptes Rendus. G\'eoscience}, pages = {517--521}, publisher = {Elsevier}, volume = {351}, number = {7}, year = {2019}, doi = {10.1016/j.crte.2019.10.005}, language = {en}, }