| article html file updated | 29 August 2025 21:00 CEST | Update | https://www.mdpi.com/2072-6651/6/4/1201 |
| article html file updated | 15 July 2022 22:57 CEST | Update | - |
| article html file updated | 6 February 2020 08:13 CET | Update | - |
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| article html file updated | 12 May 2014 15:33 CEST | Original file | - |
| article xml file uploaded | 12 May 2014 15:33 CEST | Original file | https://www.mdpi.com/2072-6651/6/4/1201/xml |
| article pdf uploaded. | 11 April 2014 17:21 CEST | Updated version of record | https://www.mdpi.com/2072-6651/6/4/1201/pdf |
| article pdf uploaded. | 27 March 2014 14:23 CET | Version of Record | https://www.mdpi.com/2072-6651/6/4/1201/pdf-vor |
