| article html file updated | 17 August 2026 03:38 CEST | Update | https://www.mdpi.com/1996-1073/13/4/969 |
| article html file updated | 31 August 2025 12:21 CEST | Update | N/A |
| article html file updated | 20 July 2022 20:51 CEST | Update | N/A |
| article html file updated | 7 March 2020 14:48 CET | Update | N/A |
| article html file updated | 7 March 2020 12:17 CET | Update | N/A |
| article html file updated | 21 February 2020 13:49 CET | Original file | N/A |
| article pdf uploaded. | 21 February 2020 13:48 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/969/pdf |
| article xml uploaded. | 21 February 2020 13:48 CET | Update | https://www.mdpi.com/1996-1073/13/4/969/xml |
| article xml file uploaded | 21 February 2020 13:48 CET | Original file | N/A |
