This journal utilizes the LOCKSS and CLOCKSS system to create a distributed archiving system among participating libraries and permits those libraries to create permanent archives of the journal for purposes of preservation and restoration. Published issues are also sent to LIPI (Lembaga Ilmu Pengetahuan Indonesia) the Indonesian Institute of Sciences to be retained in its repository. This journal also implemented PKP PN preservation function as can be seen in The Keepers Registry record at Portal ISSN here.