| article html file updated | 1 September 2025 16:42 CEST | Update | https://www.mdpi.com/2073-4360/13/1/6 |
| article html file updated | 23 July 2022 06:31 CEST | Update | - |
| article html file updated | 24 December 2020 05:09 CET | Update | - |
| article pdf uploaded. | 24 December 2020 05:07 CET | Updated version of record | https://www.mdpi.com/2073-4360/13/1/6/pdf |
| article xml uploaded. | 24 December 2020 05:07 CET | Update | https://www.mdpi.com/2073-4360/13/1/6/xml |
| article xml file uploaded | 24 December 2020 05:07 CET | Update | - |
| article html file updated | 23 December 2020 07:15 CET | Update | - |
| article pdf uploaded. | 23 December 2020 07:14 CET | Updated version of record | https://www.mdpi.com/2073-4360/13/1/6/pdf-vor |
| article xml uploaded. | 23 December 2020 07:14 CET | Update | - |
| article xml file uploaded | 23 December 2020 07:14 CET | Update | - |
| article html file updated | 23 December 2020 06:38 CET | Update | - |
| article pdf uploaded. | 23 December 2020 06:36 CET | Updated version of record | https://www.mdpi.com/2073-4360/13/1/6/pdf-vor |
| article xml uploaded. | 23 December 2020 06:35 CET | Update | - |
| article xml file uploaded | 23 December 2020 06:35 CET | Update | - |
| article html file updated | 23 December 2020 01:44 CET | Update | - |
| article pdf uploaded. | 23 December 2020 01:42 CET | Updated version of record | https://www.mdpi.com/2073-4360/13/1/6/pdf-vor |
| article xml uploaded. | 23 December 2020 01:42 CET | Update | - |
| article xml file uploaded | 23 December 2020 01:42 CET | Update | - |
| article html file updated | 22 December 2020 13:54 CET | Original file | - |
| article pdf uploaded. | 22 December 2020 13:52 CET | Version of Record | https://www.mdpi.com/2073-4360/13/1/6/pdf-vor |
| article xml uploaded. | 22 December 2020 13:52 CET | Update | - |
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