Unai Villanueva

Monitoring trace elements (Al, As, Cr, Cu, Fe, Mn, Ni and Zn) in deep and surface waters of the estuary of the Nerbioi-Ibaizabal River (Bay of Biscay, Basque Country)

A. Diego, J. Madariaga, G. Arana, 2008 .

Determination of humic substances in sediments by focused ultrasound extraction and ultraviolet visible spectroscopy

J. Madariaga, Unai Villanueva, M. Olivares, 2016 .

A clean up step of fat content previous to trace metal characterization in mussel tissues by inductively coupled plasma mass spectrometry

J. Madariaga, Unai Villanueva, N. Etxebarria, 2011 .

Raman spectroscopy speciation of natural and anthropogenic solid phases in river and estuarine sediments with appreciable amount of clay and organic matter

A. Diego, J. Madariaga, G. Arana, 2008 .

Analytical and thermodynamical approach to understand the mobility/retention of arsenic species from the river to the estuary. The Bilbao case study

J. Madariaga, Unai Villanueva, P. Crea, 2006 .

A new methodological approach to assess the mobility of As, Cd, Co, Cr, Cu, Fe, Ni and Pb in river sediments

J. Madariaga, Unai Villanueva, J. C. Raposo, 2013 .