@article{UBHD-69085704,
  author={Bartsch, Thomas and Kern, Marietta},
  title={Bifurcation of steady states in a modified Belousov-Zhabotinskiĭ reaction},
  year={1993},
  pages={105-124},
  language={eng},
  issn={1230-3429},
  volume={2},
  number={1},
  note={Gesehen am 14.06.2023},
  journal={Topological methods in nonlinear analysis},
}
@book{UBHD-69082108,
  author={Bartsch, Thomas and Clapp, Mónica},
  title={Critical point theory for indefinite functionals with symmetries},
  publisher={Univ., Mathematisches Inst.},
  address={Heidelberg},
  year={1994},
  pages={32 Seiten},
  language={eng},
  number={ARRAY(0x55aff1950b20)},
  series={Topologie und nichtkommutative Geometrie},
}
@article{UBHD-69076857,
  author={Bartsch, Thomas and Li, Shujie},
  title={Critical point theory for asymptotically quadratic functionals and applications to problems with resonance},
  year={1997},
  pages={419-441},
  language={eng},
  issn={1873-5215},
  volume={28},
  number={3},
  note={Elektronische Reproduktion der Druck-Ausgabe 19. Mai 1998 ; Gesehen am 17.05.2023},
  journal={Nonlinear analysis},
  doi={10.1016/0362-546X(95)00167-T},
}
@book{UBHD-69082111,
  author={Bartsch, Thomas and Wang, Zhi-Qiang},
  title={Existence and multiplicity results for some superlinear elliptic problems on RN},
  publisher={Univ., Mathematisches Inst.},
  address={Heidelberg},
  year={1994},
  pages={18, 2 Seiten},
  language={eng},
  number={ARRAY(0x55aff1998a48)},
  series={Topologie und nichtkommutative Geometrie},
}
@article{UBHD-69076861,
  author={Bartsch, Thomas and Wang, Zhi-Qiang},
  title={Existence and multiplicity results for some superlinear elliptic problems on RN},
  year={1995},
  pages={1725-1741},
  language={eng},
  issn={1532-4133},
  volume={20},
  number={9/10},
  note={Elektronische Reproduktion der Druck-Ausgabe 08. Mai 2007 ; Im Titel ist der Buchstabe "N" hochgestellt ; Gesehen am 17.05.2023},
  journal={Communications in partial differential equations},
  doi={10.1080/03605309508821149},
}
@book{UBHD-69082109,
  author={Bartsch, Thomas},
  title={A generalization of the Weinstein-Moser theorems on periodic orbits of a Hamiltonian system near an equilibrium},
  publisher={Univ., Mathematisches Inst.},
  address={Heidelberg},
  year={1994},
  pages={26 Seiten},
  language={eng},
  number={ARRAY(0x55aff1962788)},
  series={Topologie und nichtkommutative Geometrie},
}
@article{UBHD-69084463,
  author={Bartsch, Thomas and Willem, Michel},
  title={Infinitely many radial solutions of a semilinear elliptic problem on RN},
  year={1993},
  pages={261-276},
  language={eng},
  issn={1432-0673},
  volume={124},
  number={3},
  note={Im Titel ist der Buchstabe "N" hochgestellt ; Gesehen am 12.06.2023},
  journal={Archive for rational mechanics and analysis},
  doi={10.1007/BF00953069},
}
@article{UBHD-69084466,
  author={Bartsch, Thomas and Willem, Michel},
  title={Infinitely many nonradial solutions of a euclidean scalar field equation},
  year={1993},
  pages={447-460},
  language={eng},
  issn={1096-0783},
  volume={117},
  number={2},
  note={Elektronische Reproduktion der Druck-Ausgabe 25. Mai 2002 ; Gesehen am 12.06.2023},
  journal={Journal of functional analysis},
  doi={10.1006/jfan.1993.1133},
}
@article{UBHD-69085700,
  author={Bartsch, Thomas},
  title={Infinitely many solutions of a symmetric Dirichlet problem},
  year={1993},
  pages={1205-1216},
  language={eng},
  issn={1873-5215},
  volume={20},
  number={10},
  note={Elektronische Reproduktion der Druck-Ausgabe 25. M{\"a}rz 2002 ; Gesehen am 14.06.2023},
  journal={Nonlinear analysis},
  doi={10.1016/0362-546X(93)90151-H},
}
@article{UBHD-69080593,
  author={Bartsch, Thomas and Willem, Michel},
  title={Periodic solutions of non-autonomous Hamiltonian systems with symmetries.},
  year={1994},
  pages={149-159},
  language={ger},
  issn={1435-5345},
  volume={451},
  number={451},
  note={Gesehen am 30.05.2023},
  journal={Journal f{\"u}r die reine und angewandte Mathematik},
  doi={10.1515/crll.1994.451.149},
}
@book{UBHD-69082110,
  author={Bartsch, Thomas and Wang, Zhi-Qiang},
  title={Periodic solutions of even Hamiltonian systems on the torus},
  publisher={Univ., Mathematisches Inst.},
  address={Heidelberg},
  year={1994},
  pages={15, 2 Seiten},
  language={eng},
  number={ARRAY(0x55aff199d868)},
  series={Topologie und nichtkommutative Geometrie},
}
@article{UBHD-69084484,
  author={Bartsch, Thomas},
  title={A simple proof of the degree formula for (Z/p)-equivariant maps/p)-equivariant maps},
  year={1993},
  pages={285-292},
  language={eng},
  issn={1432-1823},
  volume={212},
  number={1},
  note={Gesehen am 12.06.2023},
  journal={Mathematische Zeitschrift},
  doi={10.1007/BF02571658},
}
@book{UBHD-69084170,
  author={Bartsch, Thomas},
  title={Topological methods for variational problems with symmetries},
  publisher={Springer Berlin Heidelberg},
  address={Berlin, Heidelberg},
  year={1993},
  pages={1 Online-Ressource (X, 158 Seiten)},
  language={eng},
  isbn={978-3-540-48099-0 and 978-3-540-57378-4},
  number={ARRAY(0x55aff19b6760)},
  series={Lecture notes in mathematics},
  doi={10.1007/BFb0073859},
  keywords={Variationsproblem / Symmetrie / Kritischer Punkt <Mathematik> / Morse-Theorie},
}
@book{UBHD-34103359,
  author={Bartsch, Thomas},
  title={Topological methods for variational problems with symmetries},
  publisher={Springer},
  address={Berlin ; Heidelberg [u.a.]},
  year={1993},
  pages={X, 152 S.},
  language={eng},
  isbn={3-540-57378-X and 0-387-57378-X and 978-3-540-57378-4 and 978-0-387-57378-6},
  number={ARRAY(0x55aff1956cc8)},
  series={Lecture notes in mathematics},
  note={Literaturverz. S. [142] - 149},
  keywords={Variationsproblem / Symmetrie / Kritischer Punkt <Mathematik> / Morse-Theorie},
  library={MA [Signatur: Barts] ; MA [Signatur: LNM HB::1560] ; PY [Signatur: PY/SK 660 B294]},
}