@dataset{haspelmath_2018_1157061, author = {Haspelmath, Martin}, title = {{Dataset for the implicational map of indefinite pronouns}}, month = jan, year = 2018, publisher = {Freie Universität Berlin}, doi = {10.5281/zenodo.1157061}, url = {https://doi.org/10.5281/zenodo.1157061} }