Rodriguez (2018) …
引用 (Rodriguez 2018)
> dir.create("miaoleilei")
> file.edit("miaoleilei/rmarkdown.Rmd")
> dir.create("miaoleilei/temp-refs")
> file.edit("miaoleilei/temp-refs/add.bib")
Rodriguez, Tony. 2018. “How to Read Multilevel Json Data and Convert to
Data Frame in R.” 2018.
<https://community.rstudio.com/t/how-to-read-multilevel-json-data-and-convert-to-data-frame-in-r/7571/11>.