| article html file updated | 30 August 2025 08:06 CEST | Update | https://www.mdpi.com/2075-4663/6/4/124 |
| article html file updated | 17 July 2022 05:52 CEST | Update | N/A |
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| article html file updated | 25 December 2018 04:18 CET | Update | N/A |
| article pdf uploaded. | 24 October 2018 10:09 CEST | Updated version of record | https://www.mdpi.com/2075-4663/6/4/124/pdf |
| article xml uploaded. | 24 October 2018 10:09 CEST | Update | https://www.mdpi.com/2075-4663/6/4/124/xml |
| article xml file uploaded | 24 October 2018 10:09 CEST | Update | N/A |
| article html file updated | 24 October 2018 10:08 CEST | Original file | N/A |
| article pdf uploaded. | 23 October 2018 17:02 CEST | Updated version of record | https://www.mdpi.com/2075-4663/6/4/124/pdf-vor |
| article xml file uploaded | 23 October 2018 17:02 CEST | Original file | N/A |
| article pdf uploaded. | 23 October 2018 17:01 CEST | Version of Record | https://www.mdpi.com/2075-4663/6/4/124/pdf-vor |
