| article html file updated | 28 September 2025 19:18 CEST | Update | https://www.mdpi.com/2072-4292/5/4/1809 |
| article html file updated | 6 February 2020 01:31 CET | Update | - |
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| article pdf uploaded. | 16 April 2013 16:37 CEST | Updated version of record | https://www.mdpi.com/2072-4292/5/4/1809/pdf |
| article pdf uploaded. | 15 April 2013 11:36 CEST | Version of Record | https://www.mdpi.com/2072-4292/5/4/1809/pdf-vor |
