%0 conference lecture (invited) %@ %A Irrgeher, J., Dutschke, F., Reese, A., Retzmann, A., Zimmermann, T., Prohaska, T., Wieser, M.E., Proefrock, D. %D 2017 %J European Winter Conference of Plasma Spektroskopie 2017, EWCPS 2017 %T Multi-isotope tracers to investigate processes in river catchment systems: Selected application examples using B, Mo, Sr, Pb, and Ti isotope ratios assessed by MC ICP-MS %U %X