TY - JOUR AU - Enqvist, P. TI - A Homotopy Approach to Rational Covariance Extension With Degree Constraint JO - International Journal of Applied Mathematics and Computer Science PY - 2001 SP - 1173 EP - 1201 VL - 11 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IJAMCS_2001_11_5_a7/ LA - en ID - IJAMCS_2001_11_5_a7 ER -