Balanov, Zalman; Krawcewicz, Wiesław; Steinlein, Heinrich [Zabreiko, P. P.; Ruan, H.; Biglands, A.; Krasnov, Y.; Kushkuley, A.] Applied equivariant degree. (English) Zbl 1123.47043 AIMS Series on Differential Equations and Dynamical Systems 1. Springfield, MO: American Institute of Mathematical Sciences (ISBN 978-1-60133-001-7/hbk). xxiii, 552 p. (2006). Reviewer: Radu Precup (Cluj-Napoca) MSC: 47Jxx 47H11 47J25 37C80 34B15 34C23 34C25 34K10 34K13 34K18 34G20 35A15 35J20 35K10 35K20 35K50 35K55 47H10 47J05 47J30 54H20 54H25 55M20 55M25 55M35 55Q10 55Q91 57S17 57S25 58C30 58E05 58E07 58E09 58E40 92D25 37C15 37C25 34A34 34C14 34D20 17A60 47-02 57-02 58-02 PDFBibTeX XMLCite \textit{Z. Balanov} et al., Applied equivariant degree. Springfield, MO: American Institute of Mathematical Sciences (2006; Zbl 1123.47043)
Bartsch, Thomas Topological methods for variational problems with symmetries. (English) Zbl 0789.58001 Lecture Notes in Mathematics. 1560. Berlin: Springer-Verlag. x, 152 p. (1993). Reviewer: C.Popa (Iaşi) MSC: 58-02 58Exx 58E05 55P91 58E40 58E07 55N25 49R50 34Cxx 35J20 37Cxx 55M30 47J05 37J99 PDFBibTeX XMLCite \textit{T. Bartsch}, Topological methods for variational problems with symmetries. Berlin: Springer-Verlag (1993; Zbl 0789.58001) Full Text: DOI