| article html file updated | 1 September 2025 16:49 CEST | Update | https://www.mdpi.com/1648-9144/57/1/6 |
| article html file updated | 23 July 2022 06:48 CEST | Update | - |
| article html file updated | 18 March 2021 09:49 CET | Update | - |
| article html file updated | 19 January 2021 02:16 CET | Update | - |
| article pdf uploaded. | 19 January 2021 02:15 CET | Updated version of record | https://www.mdpi.com/1648-9144/57/1/6/pdf |
| article xml uploaded. | 19 January 2021 02:15 CET | Update | https://www.mdpi.com/1648-9144/57/1/6/xml |
| article xml file uploaded | 19 January 2021 02:15 CET | Update | - |
| article html file updated | 15 January 2021 05:06 CET | Update | - |
| article xml file uploaded | 15 January 2021 05:05 CET | Update | - |
| article pdf uploaded. | 15 January 2021 05:05 CET | Updated version of record | https://www.mdpi.com/1648-9144/57/1/6/pdf-vor |
| article xml uploaded. | 15 January 2021 05:05 CET | Update | - |
| article html file updated | 24 December 2020 03:59 CET | Update | - |
| article pdf uploaded. | 24 December 2020 03:57 CET | Updated version of record | https://www.mdpi.com/1648-9144/57/1/6/pdf-vor |
| article xml uploaded. | 24 December 2020 03:57 CET | Update | - |
| article xml file uploaded | 24 December 2020 03:57 CET | Update | - |
| article html file updated | 23 December 2020 14:14 CET | Original file | - |
| article pdf uploaded. | 23 December 2020 14:13 CET | Version of Record | https://www.mdpi.com/1648-9144/57/1/6/pdf-vor |
| article xml uploaded. | 23 December 2020 14:13 CET | Update | - |
| article xml file uploaded | 23 December 2020 14:13 CET | Original file | - |
