TY - JOUR AU - Ayman Shehata TI - Extended biorthogonal matrix polynomials JO - Mathematica Moravica PY - 2017 SP - 27 EP - 50 VL - 21 IS - 2 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/MM3_2017_21_2_a2/ ID - MM3_2017_21_2_a2 ER -