| article html file updated | 31 August 2025 16:50 CEST | Update | https://www.mdpi.com/2227-9717/8/4/441 |
| article html file updated | 21 July 2022 01:20 CEST | Update | N/A |
| article html file updated | 8 May 2020 18:14 CEST | Update | N/A |
| article html file updated | 24 April 2020 14:57 CEST | Original file | N/A |
| article pdf uploaded. | 24 April 2020 14:56 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/4/441/pdf |
| article xml uploaded. | 24 April 2020 14:56 CEST | Update | https://www.mdpi.com/2227-9717/8/4/441/xml |
| article xml file uploaded | 24 April 2020 14:56 CEST | Update | N/A |
| article pdf uploaded. | 8 April 2020 16:38 CEST | Version of Record | https://www.mdpi.com/2227-9717/8/4/441/pdf-vor |
| article xml file uploaded | 8 April 2020 16:38 CEST | Original file | N/A |
