TY - JOUR AU - David J. Fernández TI - Harmonic oscillator SUSY partners and evolution loops JO - Symmetry, integrability and geometry: methods and applications PY - 2012 VL - 8 UR - http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a40/ LA - en ID - SIGMA_2012_8_a40 ER -