TY - JOUR AU - Jean-Claude Guillot AU - Benoit Grébert TI - Gaps of one dimensional periodic AKNS systems. JO - Forum mathematicum PY - 1993 SP - 459 EP - 504 VL - 5 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FORUM_1993__5_3_141715/ ID - FORUM_1993__5_3_141715 ER -