From the Wikipedia page [1], which has information on the 2011 conflict surrounding it.
The Archives of the Republic of Slovenia (ARS) (Slovene: Arhivi republike Slovenije) are the national archives of Slovenia. They were created in 1945, but have their origins in 1773. They are supervised by the Slovenian Ministry of Culture. They are located in the Wikipedia page Gruber Palace in Ljubljana, the capital of Slovenia. Since March 2012, the archive's executive director has been Jože Dežman, who replaced Dragan Matić.
The English version of the website is [2].
The Wikipedia page on Slovenia is [3].
More information on the Czech [4], German [5], and Slovenian [6] Wikipedia pages.