| article html file updated | 18 August 2026 17:29 CEST | Update | https://www.mdpi.com/2218-1997/7/1/14 |
| article html file updated | 25 December 2025 01:48 CET | Update | N/A |
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| article pdf uploaded. | 13 January 2021 02:16 CET | Updated version of record | https://www.mdpi.com/2218-1997/7/1/14/pdf |
| article xml uploaded. | 13 January 2021 02:16 CET | Update | https://www.mdpi.com/2218-1997/7/1/14/xml |
| article xml file uploaded | 13 January 2021 02:16 CET | Update | N/A |
| article html file updated | 12 January 2021 14:57 CET | Original file | N/A |
| article pdf uploaded. | 12 January 2021 14:55 CET | Version of Record | https://www.mdpi.com/2218-1997/7/1/14/pdf-vor |
| article xml uploaded. | 12 January 2021 14:55 CET | Update | N/A |
| article xml file uploaded | 12 January 2021 14:55 CET | Original file | N/A |
