| article html file updated | 17 August 2026 07:54 CEST | Update | https://www.mdpi.com/2079-9292/9/4/612 |
| article html file updated | 31 August 2025 16:26 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:56 CEST | Update | N/A |
| article html file updated | 8 May 2020 16:40 CEST | Update | N/A |
| article html file updated | 16 April 2020 08:03 CEST | Original file | N/A |
| article pdf uploaded. | 16 April 2020 08:02 CEST | Updated version of record | https://www.mdpi.com/2079-9292/9/4/612/pdf |
| article xml uploaded. | 16 April 2020 08:02 CEST | Update | https://www.mdpi.com/2079-9292/9/4/612/xml |
| article xml file uploaded | 16 April 2020 08:02 CEST | Update | N/A |
| article pdf uploaded. | 3 April 2020 16:08 CEST | Version of Record | https://www.mdpi.com/2079-9292/9/4/612/pdf-vor |
| article xml file uploaded | 3 April 2020 16:08 CEST | Original file | N/A |
