Aberle, N. ; Hansen, Thomas ; Boettger-Schnack, Ruth ; Burmeister, Angela ; Sommer, Ulrich:
Differential routing of "new" nitrogen towards higher trophic levels within the marine food web of the Gulf of Aqaba, northern Red Sea .
In: Marine biology 157 (2010), S. 157-169
Stichwörter:  [FB3/EOE-N]; [FB2/BI]
[doi>10.1007/s00227-009-1306-y]

Hansen, Thomas ; Burmeister, Angela ; Sommer, Ulrich:
Simultaneous δ15N, δ13C and δ34S measurements of low-biomass samples using a technically advanced high sensitivity elemental analyzer connected to an isoptope ratio mass spectrometer .
In: Rapid Communications in Mass Spectrometry 23 (2009), Nr. 21, S. 3387-3393; 10.1002/rcm.4267
Stichwörter:  [FB3/EOE-N]; [FB3/EV]