| article html file updated | 31 August 2025 16:33 CEST | Update | https://www.mdpi.com/2227-9059/8/4/77 |
| article html file updated | 21 July 2022 01:03 CEST | Update | N/A |
| article html file updated | 8 May 2020 12:29 CEST | Update | N/A |
| article html file updated | 8 April 2020 14:42 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2020 14:41 CEST | Updated version of record | https://www.mdpi.com/2227-9059/8/4/77/pdf |
| article xml uploaded. | 8 April 2020 14:41 CEST | Update | https://www.mdpi.com/2227-9059/8/4/77/xml |
| article xml file uploaded | 8 April 2020 14:41 CEST | Update | N/A |
| article pdf uploaded. | 5 April 2020 13:48 CEST | Version of Record | https://www.mdpi.com/2227-9059/8/4/77/pdf-vor |
| article xml file uploaded | 5 April 2020 13:48 CEST | Original file | N/A |
