Authors: HELLING C JORGENSEN UG

Citation: C. Helling et Ug. Jorgensen, OPTIMIZING THE OPACITY SAMPLING METHOD, Astronomy and astrophysics (Berlin), 337(2), 1998, pp. 477-486

Authors: HELLING C JUNGHANS M NITZSCHE O

Citation: C. Helling et al., ISOTOPIC COMPOSITION OF GROUNDWATER FROM MIXED URANIUM MILL TAILINGS IN SAXONY GERMANY/, Isotopes in environmental and health studies, 33(4), 1997, pp. 357-366

Authors: HELLING C JORGENSEN UG PLEZ B JOHNSON HR

Citation: C. Helling et al., FORMATION OF PAHS, POLYYNES, AND OTHER MACROMOLECULES IN THE PHOTOSPHERE OF CARBON STARS, Astronomy and astrophysics, 315(1), 1996, pp. 194-203