[4] Epstein, D.B.A., Thurston, W.P.:
Transformation groups and natural bundles. Proc. Lond. Math. Soc. 38 (1976), 219–236.
MR 0531161
[6] Goodman, R., Wallach, N.:
Representation and Invariants of the Classical Groups. Cambridge University Press, 1998.
MR 1606831
[7] Gordillo, A., Navarro, J., Sancho, P.: A remark on the invariant theory of real Lie groups. Colloq. Math., to appear.
[9] Kolář, I., Michor, P.W., Slovák, J.:
Natural Operations in Differential Geometry. Springer-Verlag, Berlin, 1993.
MR 1202431
[10] Krupka, D., Mikolášová, V.:
On the uniqueness of some differential invariants: $\,d, [,], \nabla $. Czechoslovak Math. J. 34 (1984), 588–597.
MR 0764440
[11] Mason-Brown, L.: Natural structures in differential geometry. private communication.
[12] Navarro, J., Sancho, J.B.: Peetre-Slovák’s theorem revisited. arXiv: 1411.7499.
[14] Nijenhuis, A.:
Natural bundles and their general properties. Differential Geometry in honor of K. Yano, Kinokuniya, Tokyo, 1972, pp. 317–334.
MR 0380862 |
Zbl 0246.53018
[17] Timashev, D.A.:
On differential characteristic classes of metrics and connections. Fundam. Priklad. Mat. 20 (2015), 167–183.
MR 3472276