| article html file updated | 31 August 2025 18:38 CEST | Update | https://www.mdpi.com/2226-4787/8/2/73 |
| article html file updated | 21 July 2022 03:04 CEST | Update | N/A |
| article html file updated | 30 April 2020 09:03 CEST | Original file | N/A |
| article pdf uploaded. | 30 April 2020 09:02 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/73/pdf |
| article xml uploaded. | 30 April 2020 09:02 CEST | Update | https://www.mdpi.com/2226-4787/8/2/73/xml |
| article xml file uploaded | 30 April 2020 09:02 CEST | Update | N/A |
| article pdf uploaded. | 26 April 2020 13:42 CEST | Version of Record | https://www.mdpi.com/2226-4787/8/2/73/pdf-vor |
| article xml file uploaded | 26 April 2020 13:42 CEST | Original file | N/A |
