acm_article             R Markdown output formats for (journal)
                        articles
ajs_article             Austrian Journal of Statistics (AJS) format.
copernicus_article      Copernicus journals format.
ieee_article            IEEE Transactions journal format.
joss_article            Journal of Open Source Software (JOSS) format.
journals                List available journals
jss_article             Journal of Statistical Software (JSS) format.
oup_article             Oxford University Press.
rjournal_article        R Journal format.
rsos_article            Royal Society Open Science journal format.
rss_article             Royal Statistical Society Journal Format
string_to_table         Split character string into table
