| article html file updated | 18 August 2026 17:43 CEST | Update | https://www.mdpi.com/2077-1312/9/1/81 |
| article html file updated | 1 September 2025 18:35 CEST | Update | N/A |
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| article html file updated | 18 January 2021 05:47 CET | Update | N/A |
| article pdf uploaded. | 18 January 2021 05:46 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/1/81/pdf |
| article xml uploaded. | 18 January 2021 05:46 CET | Update | https://www.mdpi.com/2077-1312/9/1/81/xml |
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| article html file updated | 14 January 2021 08:09 CET | Update | N/A |
| article pdf uploaded. | 14 January 2021 08:07 CET | Updated version of record | https://www.mdpi.com/2077-1312/9/1/81/pdf-vor |
| article xml uploaded. | 14 January 2021 08:07 CET | Update | N/A |
| article xml file uploaded | 14 January 2021 08:07 CET | Update | N/A |
| article html file updated | 14 January 2021 06:36 CET | Original file | N/A |
| article pdf uploaded. | 14 January 2021 06:35 CET | Version of Record | https://www.mdpi.com/2077-1312/9/1/81/pdf-vor |
| article xml uploaded. | 14 January 2021 06:35 CET | Update | N/A |
| article xml file uploaded | 14 January 2021 06:35 CET | Original file | N/A |
