@article{NiemuellerLakemeyerFerreinetal.2013,
  author    = {Tim Niem{\"u}ller and Gerhard Lakemeyer and Alexander Ferrein and S. Reuter and D. Ewert and S. Jeschke and D. Pensky and Ulrich Karras},
  title     = {Proposal for advancements to the LLSF in 2014 and beyond},
  pages     = {Publ. online},
  year      = {2013},
}