| article html file updated | 29 August 2025 21:13 CEST | Update | https://www.mdpi.com/2076-328X/4/3/320 |
| article html file updated | 15 July 2022 23:22 CEST | Update | N/A |
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| article pdf uploaded. | 4 September 2014 11:41 CEST | Updated version of record | https://www.mdpi.com/2076-328X/4/3/320/pdf |
| article pdf uploaded. | 3 September 2014 16:32 CEST | Version of Record | https://www.mdpi.com/2076-328X/4/3/320/pdf-vor |
