| article html file updated | 31 August 2025 06:30 CEST | Update | https://www.mdpi.com/2077-1312/7/12/457 |
| article html file updated | 19 July 2022 21:45 CEST | Update | - |
| article html file updated | 14 February 2020 18:28 CET | Update | - |
| article html file updated | 17 December 2019 09:03 CET | Update | - |
| article pdf uploaded. | 17 December 2019 09:02 CET | Updated version of record | https://www.mdpi.com/2077-1312/7/12/457/pdf |
| article xml file uploaded | 17 December 2019 09:02 CET | Update | https://www.mdpi.com/2077-1312/7/12/457/xml |
| article html file updated | 17 December 2019 08:52 CET | Update | - |
| article pdf uploaded. | 17 December 2019 08:50 CET | Updated version of record | https://www.mdpi.com/2077-1312/7/12/457/pdf-vor |
| article xml uploaded. | 17 December 2019 08:50 CET | Update | - |
| article xml file uploaded | 17 December 2019 08:50 CET | Update | - |
| article html file updated | 13 December 2019 11:23 CET | Original file | - |
| article pdf uploaded. | 13 December 2019 11:22 CET | Version of Record | https://www.mdpi.com/2077-1312/7/12/457/pdf-vor |
| article xml uploaded. | 13 December 2019 11:22 CET | Update | - |
| article xml file uploaded | 13 December 2019 11:22 CET | Original file | - |
