1. Group theoretical discussion of relativistic wave equations;Bargmann,1948
2. Special Functions of Applied Mathematics;Carlson,1977
3. Introduction to Tensors, Spinors, and Relativistic Wave Equations;Corson,1953
4. Cohomology and massless fields;Eastwood;Comm. Math. Phys.,1980
5. Angular Momentum in Quantum Mechanics;Edmonds,1974