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Use Unpaywall with R

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ropensci/roadoi

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roadoi interacts with theUnpaywall REST API,an openly available web-interface which returns metadata about open access versions of scholarly works.

This client supports the most recent API Version 2.

API Documentation:https://unpaywall.org/products/api

How do I use it?

Use theoadoi_fetch() function in this package to get open access statusinformation and full-text links from Unpaywall.

roadoi::oadoi_fetch(dois= c("10.1038/ng.3260","10.1093/nar/gkr1047"),email="najko.jahn@gmail.com")#> # A tibble: 2 × 21#>   doi              best_oa_location oa_locations oa_locations_embargoed data_standard is_oa#>   <chr>            <list>           <list>       <list>                         <int> <lgl>#> 1 10.1038/ng.3260  <tibble [0 × 0]> <tibble>     <tibble [0 × 0]>                   2 FALSE#> 2 10.1093/nar/gkr… <tibble>         <tibble>     <tibble [0 × 0]>                   2 TRUE#> # ℹ 15 more variables: is_paratext <lgl>, genre <chr>, oa_status <chr>,#> #   has_repository_copy <lgl>, journal_is_oa <lgl>, journal_is_in_doaj <lgl>,#> #   journal_issns <chr>, journal_issn_l <chr>, journal_name <chr>, publisher <chr>,#> #   published_date <chr>, year <chr>, title <chr>, updated_resource <chr>, authors <list>

There are no API restrictions. However, providing an email address is required and a rate limit of 100k is suggested. If you need to access more data, use thedata dump instead.

RStudio Addin

This package also has a RStudio Addin for easily finding free full-texts in RStudio.

How do I get it?

Install and load fromCRAN:

install.packages("roadoi")library(roadoi)

To install the development version, use thedevtools package

devtools::install_github("ropensci/roadoi")library(roadoi)

Documentation

Seehttps://docs.ropensci.org/roadoi/ to get started.

Meta

Please note that this project is released with aContributor Code of Conduct. By participating in this project you agree to abide by its terms.

License: MIT

Please use theissue tracker for bug reporting and feature requests.

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