| article html file updated | 31 August 2025 15:35 CEST | Update | https://www.mdpi.com/2079-9292/9/4/556 |
| article html file updated | 21 July 2022 00:05 CEST | Update | N/A |
| article html file updated | 8 May 2020 16:21 CEST | Update | N/A |
| article html file updated | 2 April 2020 13:40 CEST | Original file | N/A |
| article pdf uploaded. | 2 April 2020 08:41 CEST | Updated version of record | https://www.mdpi.com/2079-9292/9/4/556/pdf |
| article xml uploaded. | 2 April 2020 08:41 CEST | Update | https://www.mdpi.com/2079-9292/9/4/556/xml |
| article xml file uploaded | 2 April 2020 08:41 CEST | Update | N/A |
| article pdf uploaded. | 26 March 2020 16:14 CET | Version of Record | https://www.mdpi.com/2079-9292/9/4/556/pdf-vor |
| article xml file uploaded | 26 March 2020 16:14 CET | Original file | N/A |
