| article html file updated | 13 August 2026 10:11 CEST | Update | https://www.mdpi.com/1996-1073/8/1/370 |
| article html file updated | 29 August 2025 21:26 CEST | Update | N/A |
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| article html file updated | 30 January 2015 12:43 CET | Original file | N/A |
| article xml file uploaded | 30 January 2015 12:43 CET | Original file | https://www.mdpi.com/1996-1073/8/1/370/xml |
| article pdf uploaded. | 20 January 2015 08:08 CET | Updated version of record | https://www.mdpi.com/1996-1073/8/1/370/pdf |
| article pdf uploaded. | 6 January 2015 14:27 CET | Version of Record | https://www.mdpi.com/1996-1073/8/1/370/pdf-vor |
