@inproceedings{SaaHernandezSpillerRatzinger2011,
  author    = {{\´A}ngela Sa{\´a} Hern{\´a}ndez and Peter Spiller and Ulrich Ratzinger},
  title     = {Optimization of the sextupole scheme and compensation of the time-dependent field errors during slow extraction from the superconducting synchrotron SIS300},
  booktitle = {Proceedings of IPAC11 Conference, San Sebasti{\´a}n, Spain},
  number    = {WEPC059},
  pages     = {2151 -- 2153},
  url       = {http://accelconf.web.cern.ch/AccelConf/IPAC2011/papers/wepc059.pdf},
  year      = {2011},
}