Working paper / Intern. monetary fund. WP/03/111 : Nonlinear exchange rate models: a selective overview / L.Sarno, 2003. - 38 p. - Текст : непосредственный.
Working paper / International monetary fund. WP/06/136 : Nonlinearity in deviations from uncovered interest parity: an explanation of the forward bias puzzle / L.Sarno, G.Valente, H.Leon, 2006. - 42 p. - Текст : непосредственный.