| article html file updated | 12 August 2026 21:51 CEST | Update | https://www.mdpi.com/2072-4292/6/1/716 |
| article html file updated | 29 August 2025 20:55 CEST | Update | N/A |
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| article html file updated | 14 August 2014 12:04 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:04 CEST | Update | https://www.mdpi.com/2072-4292/6/1/716/xml |
| article html file updated | 6 February 2014 08:48 CET | Original file | N/A |
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| article pdf uploaded. | 9 January 2014 09:29 CET | Updated version of record | https://www.mdpi.com/2072-4292/6/1/716/pdf |
| article pdf uploaded. | 9 January 2014 09:27 CET | Version of Record | https://www.mdpi.com/2072-4292/6/1/716/pdf-vor |
