Pinfield, D. J.; Keenan, F. P.; Mathioudakis, M.; Phillips, K. H. J.; Curdt, W.; Wilhelm, K.: Evidence for non-Maxwellian electron energy distributions in the solar transition region: Si III line ratios from SUMER. Astrophysical Journal 527, S. 1000 - 1008 (1999)

Ploner, S. R. O.; Solanki, S. K.; Gadun, A. S.: The evolution of solar granules deduced from 2-D simulations. Astronomy and Astrophysics 352, S. 679 - 696 (1999)

Savin, S.; Budnik, E.; Nozdrachev, M.; Yermolaev, V. R. Y.; Zelenyi, L.; Blecki, J.; Büchner, J.; Nikutowski, B.: On the plasma turbulence and transport at the polar cusp outer boundary. J. Czech. Phys. 49 (4), S. 679 - 693 (1999)

Schlegel, K.; Schwenn, R.: Das Weltraumwetter. Physik in unserer Zeit 6, S. 240 - 246 (1999)

Schühle, U.; Curdt, W.; Wilhelm, K.; Solanki, S. K.; Stucki, K.: Signatures of coronal hole spectra between 660 and 1460 Å measured with SUMER on SOHO. Space Science Reviews 87, S. 299 - 302 (1999)

Schwenn, R.; Wilhelm, K.: SOHO: Der ungetrübte Blick auf die Sonne. Sterne und Weltraum Special 4, S. 38 - 41 (1999)

Schwenn, R.; Wilhelm, K.: Die wichtigsten Sonnenmissionen. Beobachtung der Sonne mit Satellitenteleskopen. Sterne unda Weltraum Special 4, S. 110 (1999)

Sheminova, V. A.; Solanki, S. K.: Is the FIP effect present inside solar photospheric magnetic flux tubes? Astronomy and Astrophysics 351, S. 701 - 706 (1999)

Skorov, Y. V.; Kömle, N. I.; Markiewicz, W. J.; Keller, H. U.: Mass and Energy Balance in the Near-Surface Layers of a Cometary Nucleus. Icarus 140, S. 173 - 188 (1999)

Skorov, Y. V.; Rickman, H.: Gas flow and dust acceleration in a cometary Knudsen layer. Planetary and Space Science 47, S. 935 - 949 (1999)

Srivastava, N.; Schwenn, R.; Inhester, B.; Stenborg, G.; Podlipnik, B.: Acceleration profile of the slow solar wind as inferred from gradual mass ejections observed by LASCO. Space Science Reviews 87, S. 303 - 306 (1999)

Stenborg, G.; Schwenn, R.; Srivastava, N.; Inhester, B.; Podlipnik, B.; Rovira, M.; Francile, C.: MICA: The Mirror Coronagraph for Argentina. Space Science Reviews 87, S. 307 - 310 (1999)

Stucki, K.; Solanki, S. K.; Rüedi, I.; Stenflo, J. O.; Brkovic, A.; Schühle, U.; Wilhelm, K.; Huber, M. C. E.: Coronal Holes Properties Observed with SUMER. Space Science Reviews 87, S. 315 - 318 (1999)

Stucki, K.; Solanki, S. K.; Rüedi, I.; Stenflo, J. O.; Brkovic, A.; Schühle, U.; Wilhelm, K.; Huber, M. C. E.: Coronal holes versus normal quiet Sun observed with SUMER. Astrophysics and Space Science 264, S. 53 - 61 (1999)

Tu, C.-Y.; Marsch, E.; Wilhelm, K.: Ion Temperatures as Observed in a Solar Coronal Hole. Space Science Reviews 87, S. 331 - 334 (1999)

Wiik, J. E.; Dammasch, I. E.; Schmieder, B.; Wilhelm, K.: Multiple-thread model of a prominence observed by SUMER and EIT on SOHO. Solar Physics 187, S. 405 - 426 (1999)

Wilhelm, K.: The darkest regions of solar polar coronal holes observed by SUMER on SOHO. Astrophysics and Space Science 264, S. 43 - 52 (1999)

Wilhelm, K.; Dammasch, I. E.: SUMER sieht Ursprung des schnellen Sonnenwindes. Sterne unda Weltraum 38 (5/99), S. 430 - 431 (1999)

Wilhelm, K.; Lemaire, P.; Dammasch, I. E.; Hollandt, J.; Schühle, U.; Curdt, W.; Kucera, T.; Hassler, D. M.; Huber, M. C. E.: Solar irradiances of UV and EUV lines during the minimum of the sunspot activity in 1996. Advances in Space Research 24, S. 229 - 232 (1999)

Wilhelm, K.; the Consortium, S.: Beobachtungen der ruhigen Sonne im ultravioletten Licht. Sterne und Weltraum 38 (2/99), S. 131 - 137 (1999)