A tentative 4- isomeric state in Sr-98
  Annual Report 2001, Institut fuer Kernchemie, Johannes-Gutenberg-Universitaet, Mainz, Germany 
B. Pfeiffer, G. Lhersonneau, H. Gabelmann, K.-L. Kratz (Inst. f.   Kernchemie, Univ. Mainz), and the ISOLDE-Collaboration (C...