Application of solid-phase extraction to brewed coffee caffeine and organic acid determination by UV/HPLC CI Rodrigues, L Marta, R Maia, M Miranda, M Ribeirinho, C Máguas Journal of Food Composition and Analysis 20 (5), 440-448, 2007 | 214 | 2007 |
Stable isotope analysis for green coffee bean: a possible method for geographic origin discrimination CI Rodrigues, R Maia, M Miranda, M Ribeirinho, JMF Nogueira, ... Journal of Food Composition and Analysis 22 (5), 463-471, 2009 | 132 | 2009 |
Importance of short‐term dynamics in carbon isotope ratios of ecosystem respiration (δ13CR) in a Mediterranean oak woodland and linkage to environmental factors C Werner, S Unger, JS Pereira, R Maia, TS David, C Kurz‐Besson, ... New Phytologist 172 (2), 330-346, 2006 | 54 | 2006 |
Evaluating high time‐resolved changes in carbon isotope ratio of respired CO2 by a rapid in‐tube incubation technique C Werner, N Hasenbein, R Maia, W Beyschlag, C Maguas Rapid Communications in Mass Spectrometry: An International Journal Devoted …, 2007 | 50 | 2007 |
The carbon isotope composition of CO2 respired by trunks: comparison of four sampling methods C Damesin, C Barbaroux, D Berveiller, C Lelarge, M Chaves, C Maguas, ... Rapid Communications in Mass Spectrometry: An International Journal Devoted …, 2005 | 24 | 2005 |
Variation in the mobilization of mercury into Black-winged Stilt Himantopus himantopus chicks in coastal saltpans, as revealed by stable isotopes PC Tavares, A Kelly, R Maia, RJ Lopes, RS Santos, ME Pereira, ... Estuarine, Coastal and Shelf Science 77 (1), 65-76, 2008 | 23 | 2008 |
Stable isotope analysis C Rodrigues, R Maia, M Lauteri, E Brugnoli, C Máguas Comprehensive analytical chemistry 60, 77-99, 2013 | 18 | 2013 |
The application of isotope ratio mass spectrometry to the study of the ecophysiology of plant seeds C Rodrigues, R Maia, C Máguas Spectroscopy Europe 25 (1), 12-18, 2013 | 8 | 2013 |
Coffee seeds isotopic composition as a potential proxy to evaluate Minas Gerais, Brazil seasonal variations during seed maturation C Rodrigues, R Maia, M Brunner, E Carvalho, T Prohaska, C Máguas EGU General Assembly Conference Abstracts, 3225, 2010 | | 2010 |
Are carbon and oxygen isotope compositions of bulk leaf material reli-able predictors of water use efficiency in slow-growing drought-adapted species? W Christiane, R Maia, C Máguas Science Access 3 (1), 2001 | | 2001 |