| article html file updated | 31 August 2025 17:35 CEST | Update | https://www.mdpi.com/2227-9717/8/4/469 |
| article html file updated | 21 July 2022 02:03 CEST | Update | - |
| article html file updated | 8 May 2020 18:22 CEST | Update | - |
| article html file updated | 26 April 2020 06:27 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 06:25 CEST | Updated version of record | https://www.mdpi.com/2227-9717/8/4/469/pdf |
| article xml uploaded. | 26 April 2020 06:25 CEST | Update | https://www.mdpi.com/2227-9717/8/4/469/xml |
| article xml file uploaded | 26 April 2020 06:25 CEST | Update | - |
| article pdf uploaded. | 16 April 2020 12:14 CEST | Version of Record | https://www.mdpi.com/2227-9717/8/4/469/pdf-vor |
| article xml file uploaded | 16 April 2020 12:14 CEST | Original file | - |
