%0 Journal Article %A Iglesias, P. A. %A Zang, G. %T Szego's First Limit Theorem in Terms of a Realization of a Continuous-Time Time-Varying System %J International Journal of Applied Mathematics and Computer Science %D 2001 %P 1261-1276 %V 11 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2001_11_6_a2/ %G en %F IJAMCS_2001_11_6_a2