1. Aharonov, Y., Anandan, J.: Phase change during cyclic quantum evolution. Phys. Rev. Lett.58, 1593–1596 (1987)
2. Ambrose, W., Singer, I. M.: A theorem on holonomy. Trans. AMS75, 428–453 (1953)
3. Arnol'd, V. I.: Some remarks on flows of frames. Sov. Math, translations of Doklady. USSR,2, 562–564 (1961)
4. Arnol'd, V. I., Kozlov, V. V., Neishtadt, A. I. (1988): Dynamical systems III. vol. 3. In: The Encyclopaedia of Mathematical Sciences series. Berlin, Heidelberg, New York: Springer 1988
5. Avron, J. E., Sadun, L., Segert, J., Simon, B.: Chern numbers and Berry's phases in fermi systems. Commun. Math. Phys.124, 595–627 (1989)