TY - JOUR AU - FORDY, A. P. TI - SYMMETRIES, LADDER OPERATORS AND QUANTUM INTEGRABLE SYSTEMS JO - Glasgow mathematical journal PY - 2005 SP - 65 EP - 75 VL - 47 IS - A UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002296/ DO - 10.1017/S0017089505002296 ID - 10_1017_S0017089505002296 ER -