Conformal invariant wave equations for spin zero and spin 1 2 fields on de Sitter space Moylan, P. — 1989 Proceedings of the Winter School "Geometry and Physics"
Singleton representations of U q ( so ( 3 , 2 ) ) Dobrev, V. K.; Moylan, P. — 1997 Proceedings of the 16th Winter School "Geometry and Physics"