| article html file updated | 15 August 2026 13:12 CEST | Update | https://www.mdpi.com/1996-1944/12/1/12 |
| article html file updated | 30 August 2025 10:11 CEST | Update | N/A |
| article html file updated | 17 July 2022 17:30 CEST | Update | N/A |
| article html file updated | 11 February 2020 04:24 CET | Update | N/A |
| article html file updated | 12 October 2019 06:29 CEST | Update | N/A |
| article html file updated | 27 April 2019 16:38 CEST | Update | N/A |
| article html file updated | 13 April 2019 12:29 CEST | Update | N/A |
| article html file updated | 2 April 2019 16:29 CEST | Update | N/A |
| article html file updated | 16 January 2019 03:42 CET | Update | N/A |
| article html file updated | 20 December 2018 13:07 CET | Original file | N/A |
| article pdf uploaded. | 20 December 2018 13:05 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/12/pdf |
| article xml uploaded. | 20 December 2018 13:05 CET | Update | https://www.mdpi.com/1996-1944/12/1/12/xml |
| article xml file uploaded | 20 December 2018 13:05 CET | Original file | N/A |
