| article html file updated | 24 December 2025 16:30 CET | Update | https://www.mdpi.com/1996-1073/12/23/4423 |
| article html file updated | 31 August 2025 04:56 CEST | Update | N/A |
| article html file updated | 21 August 2025 23:24 CEST | Update | N/A |
| article html file updated | 14 February 2020 11:44 CET | Update | N/A |
| article html file updated | 10 December 2019 11:05 CET | Update | N/A |
| article html file updated | 2 December 2019 02:21 CET | Update | N/A |
| article xml uploaded. | 2 December 2019 02:19 CET | Update | https://www.mdpi.com/1996-1073/12/23/4423/xml |
| article xml uploaded. | 2 December 2019 02:19 CET | Update | N/A |
| article xml uploaded. | 2 December 2019 02:19 CET | Update | N/A |
| article xml uploaded. | 2 December 2019 02:19 CET | Update | N/A |
| article xml uploaded. | 2 December 2019 02:19 CET | Update | N/A |
| article pdf uploaded. | 2 December 2019 02:19 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/23/4423/pdf |
| article html file updated | 21 November 2019 12:16 CET | Original file | N/A |
| article pdf uploaded. | 21 November 2019 12:14 CET | Version of Record | https://www.mdpi.com/1996-1073/12/23/4423/pdf-vor |
| article xml uploaded. | 21 November 2019 12:14 CET | Update | N/A |
| article xml file uploaded | 21 November 2019 12:14 CET | Original file | N/A |
