| article html file updated | 31 August 2025 18:31 CEST | Update | https://www.mdpi.com/2079-9276/9/4/50 |
| article html file updated | 21 July 2022 02:58 CEST | Update | - |
| article html file updated | 8 May 2020 12:28 CEST | Update | - |
| article html file updated | 24 April 2020 18:50 CEST | Original file | - |
| article pdf uploaded. | 24 April 2020 18:48 CEST | Version of Record | https://www.mdpi.com/2079-9276/9/4/50/pdf |
| article xml uploaded. | 24 April 2020 18:48 CEST | Update | https://www.mdpi.com/2079-9276/9/4/50/xml |
| article xml file uploaded | 24 April 2020 18:48 CEST | Original file | - |
