| article html file updated | 31 August 2025 17:13 CEST | Update | https://www.mdpi.com/2227-9717/8/4/456 |
| article html file updated | 21 July 2022 01:42 CEST | Update | - |
| article html file updated | 8 May 2020 18:19 CEST | Update | - |
| article html file updated | 24 April 2020 19:32 CEST | Original file | - |
| article pdf uploaded. | 24 April 2020 19:31 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/4/456/pdf |
| article xml uploaded. | 24 April 2020 19:31 CEST | Update | https://www.mdpi.com/2227-9717/8/4/456/xml |
| article xml file uploaded | 24 April 2020 19:31 CEST | Update | - |
| article pdf uploaded. | 12 April 2020 16:06 CEST | Version of Record | https://www.mdpi.com/2227-9717/8/4/456/pdf-vor |
| article xml file uploaded | 12 April 2020 16:06 CEST | Original file | - |
