1. M.Simonius, Theory of Polarization Measurements I, unpublished report (1969).
2. Madison Convention, in Polarization Phenomena in Nuclear Reactions (University of Wisconsin Press, Madison, 1971)p.XXV.
3. M.E.Rose, Elementary Theory of Angular Momentum (Wiley, New York, 1957).
4. D.M.Brink and G.R.Satchler, Angular Momentum (Clarendon Press, Oxford, 1962).
5. A.R.Edmonds, Angular Momentum in Quantum Mechanics (Princeton University Press, Princeton, 1960), Drehimpuls in der Quantenmechanik (Bibliographisches Institut, Mannheim, 1964).