works2dfR Documentation

Convert OpenAlex collection of works from list format to data frame

Description

It converts bibliographic collection of works gathered from OpenAlex database https://openalex.org/ into data frame. The function converts a list of works obtained using oa_request into a data frame/tibble.

Usage

works2df(
  data,
  abstract = TRUE,
  verbose = TRUE,
  pb = if (verbose) oa_progress(length(data)) else NULL
)

Arguments

data

List. Output of oa_request.

abstract

Logical. If TRUE, the function returns also the abstract of each item. Defaults to TRUE.

verbose

Logical. If TRUE, print information about the dataframe conversion process. Defaults to TRUE.

pb

Progress bar object. If verbose, computed from 'oa_progress'. NULL otherwise.

Value

a data.frame.

For more extensive information about OpenAlex API, please visit: <https://docs.openalex.org>

Examples

## Not run: 

# Query to search all works citing the article:
#  Aria, M., & Cuccurullo, C. (2017). bibliometrix:
#   An R-tool for comprehensive science mapping analysis.
#   Journal of informetrics, 11(4), 959-975.

#  published in 2021.
#  The paper is associated to the OpenAlex id W2755950973.

#  Results have to be sorted by relevance score in a descending order.

query <- oa_query(
  identifier = NULL,
  entity = "works",
  cites = "W2755950973",
  from_publication_date = "2021-01-01",
  to_publication_date = "2021-12-31",
  search = NULL,
  endpoint = "https://api.openalex.org"
)

res <- oa_request(
  query_url = query,
  count_only = FALSE,
  verbose = FALSE
)

df <- oa2df(res, entity = "works")

df

## End(Not run)