TY  - BOOK
AU  - Alejandro Velázquez, Consuelo Medina García, Elvira Durán Medina, Alfredo Amador, Luis Fernando Gopar Merino
TI  - Standardized Hierarchical Vegetation Classification 
SN  - 9783319412221
PB  - Springer
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-319-41222-1
ER  -