TY  - JOUR 
T1  - Scientific findings of Alexander von Humboldt's expedition into the Spanish-American Tropics (1799-1804) from a geographical point of view
JO  - Anais da Academia Brasileira de Ciências
A1  - Kohlhepp, Gerd
SN  - 0001-3765
UL  - 10.1590/S0001-37652005000200010
VL  - 77 
Y1  - 2005
PB  - Brasil 
ER  -