@article{MeijeringKernTobi2014,
  author    = {Jurian V. Meijering and Kristine Kern and Hilde Tobi},
  title     = {Identifying the methodological characteristics of European green city rankings},
  journal   = {Ecological indicators : integrating monitoring, assessment and management},
  volume    = {43},
  pages     = {132 -- 142},
  doi       = {10.1016/j.ecolind.2014.02.026},
  year      = {2014},
}