info:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBPD%2F45321%2F2008/PTBolsa de pós-doutoramento FCT: Applications of Orthogonal Polynomials on the Unit Circle Theory to Constructive Approximation and Riemann-Hilbert Problems [SFRH/BPD/45321/2008]