TY - JOUR AU - R. Weikard TI - On rational and periodic solutions of stationary KdV equations JO - Documenta mathematica PY - 1999 SP - 109 EP - 126 VL - 4 UR - http://geodesic.mathdoc.fr/articles/10.4171/dm/55/ DO - 10.4171/dm/55 ID - 10_4171_dm_55 ER -