| article html file updated | 31 August 2025 17:06 CEST | Update | https://www.mdpi.com/2077-1312/8/4/273 |
| article html file updated | 21 July 2022 01:35 CEST | Update | N/A |
| article html file updated | 11 May 2020 10:18 CEST | Update | N/A |
| article html file updated | 16 April 2020 16:37 CEST | Original file | N/A |
| article pdf uploaded. | 16 April 2020 16:35 CEST | Updated version of record | https://www.mdpi.com/2077-1312/8/4/273/pdf |
| article xml uploaded. | 16 April 2020 16:35 CEST | Update | https://www.mdpi.com/2077-1312/8/4/273/xml |
| article xml file uploaded | 16 April 2020 16:35 CEST | Update | N/A |
| article pdf uploaded. | 10 April 2020 17:32 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/4/273/pdf-vor |
| article xml file uploaded | 10 April 2020 17:32 CEST | Original file | N/A |
