@article{​2017, author = "OpenCitations ​", title = "{OpenCitations Corpus dataset of all the identifiers, archived on 2017-05-25}", year = "2017", month = "9", url = "https://figshare.com/articles/dataset/OCC_dataset_of_all_the_identifiers_made_on_May_25_2017/5053996", doi = "10.6084/m9.figshare.5053996.v2" }