| article html file updated | 13 August 2026 10:19 CEST | Update | https://www.mdpi.com/2076-328X/5/1/41 |
| article html file updated | 6 February 2020 15:00 CET | Update | N/A |
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| article pdf uploaded. | 12 January 2015 09:19 CET | Updated version of record | https://www.mdpi.com/2076-328X/5/1/41/pdf |
| article pdf uploaded. | 8 January 2015 10:51 CET | Version of Record | https://www.mdpi.com/2076-328X/5/1/41/pdf-vor |
