1. Broer, H.W. (2004) Kolmogorov la `K' de KAM.. . (BibTeX)
  2. Broer, H.W. (2004) KAM theory: the legacy of Kolmogorov’s 1954 paper.. . (BibTeX)
  3. Broer, H.W., Van Noort, M., Sim\'o, C. and Vegter, G. (2004) The parametrically forced pendulum: a case study in $1\frac12$ degree of freedom.. . (BibTeX)
  4. Derkach, V.A., Hassi, S., Malamud, M.M. and De Snoo, H.S.V.. (2004) Boundary relations and Weyl families.. . (BibTeX)
  5. Hagen, A. (2004) Hyperbolic trajectories of time discretizations.. . (BibTeX)
  6. Hassi, S., Malamud, M.M. and De Snoo, H.S.V.. (2004) On Kre\u\in's extension theory of nonnegative operators.. . (BibTeX)
  7. Hassi, S., De Snoo, H.S.V. and Tsekanovski\u\i, E.R.. (2004) The realization problem for Herglotz-Nevanlinna functions.. . (BibTeX)
  8. Hassi, S., M\"oller, M. and De Snoo, H.S.V. (2004) Singular Sturm-Liouville equations whose coefficients depend rationally on the eigenvalue parameter.. . (BibTeX)
  9. Sandovici, A. (2004) Two remarkable connections associated with a Beil metric on Cartan spaces.. . (BibTeX)
  10. Sandovici, A. and Blanuta, V. (2004) On a framed $f$-structure on tangent manifold of a Riemannian space.. . (BibTeX)
  11. Broer, H.W. (2004) Ken uw klassieken: Kolmogorov in het Concertgebouw.. . (BibTeX)
  12. Broer, H.W. (2004) An interview with Jacob Palis.. . (BibTeX)
  13. Derkach, V.A., Hassi, S. and De Snoo, H.S.V. (2004) Singular perturbations as range perturbations in a Pontryagin space. In Oper. Theory: Adv. Appl., volume 154., pages 51-68. (BibTeX)
  14. Sandovici, A. and Blanuta, V. (2004) Beil metrics on Cartan spaces. In Recent advances in geometry and topology., pages 353-363. (BibTeX)
  15. Winkler, H. (2004) Inverse problems for small perturbations of canonical systems. In Proc. MTNS 2004., 3 pages. (BibTeX)