| article html file updated | 6 February 2020 01:03 CET | Update | https://www.mdpi.com/2079-6374/3/1/132 |
| article html file updated | 8 May 2019 07:16 CEST | Update | - |
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| article html file updated | 17 June 2015 07:37 CEST | Update | - |
| article html file updated | 26 August 2014 03:59 CEST | Original file | - |
| article xml file uploaded | 26 August 2014 03:59 CEST | Original file | https://www.mdpi.com/2079-6374/3/1/132/xml |
| article pdf uploaded. | 15 March 2013 13:40 CET | Version of Record | https://www.mdpi.com/2079-6374/3/1/132/pdf |
