| article html file updated | 1 September 2025 16:52 CEST | Update | https://www.mdpi.com/2226-4787/9/1/2 |
| article html file updated | 23 July 2022 06:58 CEST | Update | N/A |
| article html file updated | 25 December 2020 09:43 CET | Update | N/A |
| article pdf uploaded. | 25 December 2020 09:42 CET | Updated version of record | https://www.mdpi.com/2226-4787/9/1/2/pdf |
| article xml uploaded. | 25 December 2020 09:42 CET | Update | https://www.mdpi.com/2226-4787/9/1/2/xml |
| article xml file uploaded | 25 December 2020 09:42 CET | Update | N/A |
| article html file updated | 24 December 2020 09:52 CET | Update | N/A |
| article pdf uploaded. | 24 December 2020 09:51 CET | Updated version of record | https://www.mdpi.com/2226-4787/9/1/2/pdf-vor |
| article xml uploaded. | 24 December 2020 09:51 CET | Update | N/A |
| article xml file uploaded | 24 December 2020 09:50 CET | Update | N/A |
| article html file updated | 24 December 2020 09:19 CET | Original file | N/A |
| article supplementary file uploaded. | 24 December 2020 09:18 CET | - | https://www.mdpi.com/2226-4787/9/1/2#supplementary |
| article pdf uploaded. | 24 December 2020 09:18 CET | Version of Record | https://www.mdpi.com/2226-4787/9/1/2/pdf-vor |
| article xml uploaded. | 24 December 2020 09:18 CET | Update | N/A |
| article xml file uploaded | 24 December 2020 09:18 CET | Original file | N/A |
