{"id":"efron1976estimating","DOI":"10.1093/biomet/63.3.435","URL":"https://doi.org/10.1093/biomet/63.3.435","type":"article-journal","title":"Estimating the number of unseen species: How many words did Shakespeare know?","author":[{"given":"Bradley","family":"Efron"},{"given":"Ronald","family":"Thisted"}],"issued":{"date-parts":[[1976]]},"year-text":"1976","container-title":"Biometrika","catalog-key":"SRC0D8MQT0R4X6W"}