| article html file updated | 1 September 2025 00:36 CEST | Update | https://www.mdpi.com/2227-9059/8/6/172 |
| article html file updated | 21 July 2022 21:55 CEST | Update | N/A |
| article html file updated | 6 July 2020 09:14 CEST | Update | N/A |
| article html file updated | 24 June 2020 12:24 CEST | Original file | N/A |
| article pdf uploaded. | 24 June 2020 12:23 CEST | Version of Record | https://www.mdpi.com/2227-9059/8/6/172/pdf |
| article xml uploaded. | 24 June 2020 12:23 CEST | Update | https://www.mdpi.com/2227-9059/8/6/172/xml |
| article xml file uploaded | 24 June 2020 12:23 CEST | Original file | N/A |
