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Merchel, S. and Herpers, U.: An update on radiochemical separation techniques for the determination of long-lived radionuclides via accelerator mass spectrometry, Radiochimica Acta, 84, 215–219 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-963E-0, 1999.

Mezger, K. and Cosca, M. A.: The thermal history of the Eastern Ghats Belt (India) as revealed by U-Pb and ⁴⁰Ar/³⁹Ar dating of metamorphic and magmatic minerals: implications for the SWEAT correlation, Precambrian Research, 94, 251–271 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-97B4-9, 1999.

Müller, R., Grooß, J.-U., McKenna, D. S., Crutzen, P. J., Brühl, C., Russel III, J. M., Gordley, L. L., Burrows, J. P. and Tuck, A. F.: Chemical ozone loss in the Arctic vortex in the winter 1995-96: HALOE measurements in conjunction with other observations, Annual Geophysicae, 17, 101–114 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9676-E, 1999.

Neeb, P. and Moortgat, G. K.: Formation of OH radicals in their gas phase reaction of propene, isobutene and isoprene with O₃: yields and mechanistic implications, Journal of Physical Chemistry, 103, 9003–9012 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96CC-E, 1999.

Ott, U.: Laboratory studies of grains from outside the solar system: A new kind of astronomy, Science Progress, 82, 49–67 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-970A-B, 1999.

Otter, L. B., Lang, W. X., Scholes, M. C. and Meixner, F. X.: Nitric oxide emissions from a Southern African savanna, Journal of Geophysical Research, 104, 18471–18485 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9728-7, 1999.

Perner, D., Arnold, T., Crowley, J., Klüpfel, T., Martinez, M. and Seuwen, R.: The measurement of active chlorine in the atmosphere by chemical amplification, Journal of Atmospheric Chemistry, 34, 9–20 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-979E-E, 1999.

Pfänder, J. A., Jochum, K. P., Sassen, A., Stoll, B., Maissenbacher, P. and Murmann, M.: Determination of Y, Zr and ultra-low Nb concentrations in geological material by multi-ion counting spark-source mass spectrometry (MIC-SSMS), Fresenius Journal of Analytical Chemistry, 364, 376–380 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9694-A, 1999.

Pidgeon, R., Nasdala, L. and Todt, W.: Determination of radiation damage ages on parts of zircon grains by Raman microprobe: implications for annealing history and U-Pb stability, Mineralogical Magazine, 62A, 1174–1176 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9692-E, 1999.

Platt, U. and Moortgat, G. K.: Heterogeneous and homogeneous chemistry of reactive halogen compounds in the lower troposphere, Journal of Atmospheric Chemistry, 34, 1–8 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96E8-0, 1999.

Puchtel, I. S., Brügmann, G. E. and Hofmann, A. W.: Precise Re-Os mineral isochron and Pb-Nd-Os isotope systematics of a mafic-ultramafic sill in the 2.0 Ga Onega plateau (Baltic Shield), Earth and Planetary Science Letters, 170, 447–461 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9754-1, 1999.

Puchtel, I. S., Hofmann, A. W., Amelin, Y. V., Garbe-Schönberg, C.-D., Samsonov, A. V. and Shchipansky, A. A.: Combined mantle plume-island arc model for the formation of the 2.9 Ga Sumozero-Kenozero greenstone belt, SE Baltic Shield: Isotope and trace element constraints, Geochimica et Cosmochimica Acta, 63, 3579–3595 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9682-1, 1999.

Rausch, A., Ebert, M., Gorzawski, G., Weinbruch, S., Hoffmann, P. and Helas, G.: High-resolution scanning electron microscopy of individual aerosol particles obtained during LACE 98, Journal of Aerosol Science, 30S, 515–516 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-96EE-4, 1999.

Rehkämper, M., Halliday, A. N., Alt, J., Fitton, J. G., Zipfel, J. and Takazawa, E.: Non chondritic platinum group element ratios in oceanic mantle lithosphere: Petrogenic signature of melt percolation?, Earth and Planetary Science Letters, 172, 65–81 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9730-4, 1999.

Reiner, T., Hanke, M., Arnold, F., Ziereis, H., Schlager, H. and Junkermann, W.: Aircraft-borne measurements of peroxy radicals by Chemical Conversion/Ion Molecule Reaction Mass Spectrometry: Calibration, diagnostics, and results, Journal of Geophysical Research, 104, 18647–18659 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9630-C, 1999.

Reiner, T., Möhler, O. and Arnold, F.: Measurements of acetone, acetic acid, and formic acid in the northern mid latitude upper troposphere and lower stratosphere, Journal of Geophysical Research, 104, 13943–13952 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-970E-3, 1999.

Röckmann, T., Brenninkmeijer, C. A. M. and Crutzen, P. J.: Short-term variations in the ¹³C/¹²C ratio of CO as a measure of Cl activation during tropospheric ozone depletion events in the Arctic, Journal of Geophysical Research, 104, 1691–1697 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9776-6, 1999.

Röckmann, T., Brenninkmeijer, C. A. M., Hahn, M. and Elansky, N. F.: CO mixing and isotope ratios across Russia; trans-Siberian railroad expedition TROICA 3, 1997, Chemosphere - Global Change Science, 1, 219–231 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-9684-E, 1999.

Sander, R.: Modeling atmospheric chemistry: Interactions between gas-phase species and liquid cloud/aerosol particles, Surveys in Geophysics, 20, 1–31 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-971E-0, 1999.

Sander, R., Rudich, Y., von Glasow, R. and Crutzen, P. J.: The role of BrNO₃ in marine tropospheric chemistry: A model study, Geophysical Research Letters, 26, 2857–2860 [online] Available from: http://hdl.handle.net/11858/00-001M-0000-0014-97AA-1, 1999.