| article html file updated | 17 August 2026 07:47 CEST | Update | https://www.mdpi.com/2073-4409/9/4/870 |
| article html file updated | 31 August 2025 16:19 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:48 CEST | Update | N/A |
| article html file updated | 8 October 2020 20:15 CEST | Update | N/A |
| article html file updated | 8 May 2020 12:49 CEST | Update | N/A |
| article html file updated | 3 April 2020 15:55 CEST | Original file | N/A |
| article pdf uploaded. | 3 April 2020 15:54 CEST | Updated version of record | https://www.mdpi.com/2073-4409/9/4/870/pdf |
| article xml uploaded. | 3 April 2020 15:54 CEST | Update | https://www.mdpi.com/2073-4409/9/4/870/xml |
| article xml file uploaded | 3 April 2020 15:54 CEST | Update | N/A |
| article pdf uploaded. | 2 April 2020 17:01 CEST | Version of Record | https://www.mdpi.com/2073-4409/9/4/870/pdf-vor |
| article xml file uploaded | 2 April 2020 17:01 CEST | Original file | N/A |
