Magnetic resonance spectroscopic studies of a tetraaryl-distannene and -digermene [M 2 R 4] (R = C 6 HBu t -2-Me 3 -4,5,6 and M = Sn or Ge)
von M. Antonietta DellaBonna ; M. Christina Cassani ; Julian A. Keates ; Gerard A. Lawless ; Michael F. Lappert ; Martin Stürmann ; Manfred Weidenbruch