@article{48646,
      url = {http://tind.wipo.int/record/48646},
      title = {Private Experts’ Opinions in Proving a Trade Mark’s  Secondary Meaning.},
      doi = {https://doi.org/10.1093/grurint/ikad028},
      recid = {48646},
      pages = {1 online resource (pages   674–683)},
}