@conference {cMarcello04, title = {Precise upwelling and filaments automatic extraction from multisensorial imagery}, booktitle = {IEEE International Geoscience and Remote Sensing Symposium 2004}, year = {2004}, pages = {2018{\textendash}2021}, author = {Marcello, J. and F. Eugenio and Marqu{\'e}s, F.} }