@article{​2017, author = "OpenCitations ​", title = "{OpenCitations Corpus dataset of all the identifiers, archived on 2017-07-25}", year = "2017", month = "9", url = "https://figshare.com/articles/dataset/OCC_dataset_of_all_the_identifiers_made_on_2017-07-25/5255368", doi = "10.6084/m9.figshare.5255368.v2" }