The main differences with the usual article style file pertain to some definitions in the title page.
Automatica papers do not include author affiliations below or beside
the name(s) of the author(s); use
The default font size is 10 points, and <#27#>IFACart10.sty<#27#> will be
used; the only other fonts available are 9 and 12 points, which are
defined by <#28#>IFACart9.sty<#28#> and <#29#>IFACart12.sty<#29#> respectively.
The default page style has been redefined and is now set by <#30#>automatica.sty<#30#> to ``