@book{16639,
	author = {Centro Internationale Matematico Estivo (C. I. M. E) School on Nonlinear Filtering and Stochastic Control, Cortona, Italy, July 1-10, 1981 and Mitler, S. K.; ed.},
	title = {Nonlinear filtering and stochastic control; proceedings of the 3rd 1981 session of the C. I. M. E. school seminars and lectures},
	publisher = {Springer-Verlag},
	year = {1982},
	address = {Berlin}
}