TY - JOUR AU - Daniel Alpay AU - Dmitry S. Kalyuzhnyı̆-Verbovetzkiı̆ TI - On the intersection of null spaces for matrix substitutions in a non-commutative rational formal power series JO - Comptes Rendus. Mathématique PY - 2004 SP - 533 EP - 538 VL - 339 IS - 8 PB - Elsevier DO - 10.1016/j.crma.2004.08.005 LA - en ID - CRMATH_2004__339_8_533_0 ER -