| article html file updated | 31 August 2025 03:58 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4191 |
| article html file updated | 21 August 2025 23:10 CEST | Update | N/A |
| article html file updated | 20 July 2022 00:24 CEST | Update | N/A |
| article html file updated | 14 February 2020 06:17 CET | Update | N/A |
| article html file updated | 15 November 2019 09:25 CET | Update | N/A |
| article html file updated | 2 November 2019 10:56 CET | Original file | N/A |
| article pdf uploaded. | 2 November 2019 10:53 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4191/pdf |
| article xml uploaded. | 2 November 2019 10:53 CET | Update | https://www.mdpi.com/1996-1073/12/21/4191/xml |
| article xml file uploaded | 2 November 2019 10:53 CET | Original file | N/A |
