@book{1868,
	author = {Symposium in Economic Theory and Econometrics, Florence, Italy, July 6-17, 1992 and Barnett, William A.},
	title = {Nonlinear dynamics and economics; proceedings of the 10th International symposium and papers presented at the annual meeting of the American Statistical Association in San Francisco on Aug. 12, 1993},
	publisher = {Cambridge University Press,},
	year = {1996},
	address = {Cambridge:}
}