Thomas Kossmann, Dagmar Jacobi, Otmar Trentz
October 2001, Volume 10, Issue 5, pp 396 - 402
Michael Nogler, Cornelia Lass-Flörl, Cornelius Wimmer, Christian Bach, Christine Kaufmann, Michael Ogon
August 2001, Volume 10, Issue 4, pp 274 - 277
K. S. Lam, K. C. Pande, H. Mehdian
September 1997, Volume 6, Issue 5, pp 332 - 335