Mauro Spera, Geometric methods of quantum mechanics, J. Geometry and Symmetry in Physics 24 1-44 (2011) euclid

Emma Previato, Mauro Spera, Isometric embeddings of infinite-dimensional Grassmannians, Regul. Chaot. Dyn. 16:356 (2011) doi

He related the generalized uncertainty principle for Perelomov coherent states and the moment map in geometric quantization:

Mauro Spera, On a generalized uncertainty principle, coherent states and the moment map, J. of Geometry and Physics 12 (1993) 165-182.

Mauro Spera, On Kählerian coherent states, in Proc. Int. Conf. on Geometry, Integrability and Quantization 241-256, Institute of Biophysics and Biomedical Engineering, Bulg. Acad. Sci. 2000 (djvu)