| article html file updated | 6 September 2025 19:23 CEST | Update | https://www.mdpi.com/2076-2607/6/2/39 |
| article html file updated | 16 July 2022 20:09 CEST | Update | N/A |
| article html file updated | 9 February 2020 16:17 CET | Update | N/A |
| article html file updated | 3 October 2019 05:39 CEST | Update | N/A |
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| article html file updated | 4 May 2018 03:18 CEST | Original file | N/A |
| article pdf uploaded. | 4 May 2018 03:17 CEST | Version of Record | https://www.mdpi.com/2076-2607/6/2/39/pdf |
| article xml uploaded. | 4 May 2018 03:17 CEST | Update | https://www.mdpi.com/2076-2607/6/2/39/xml |
| article xml file uploaded | 4 May 2018 03:17 CEST | Original file | N/A |
