| article html file updated | 30 August 2025 10:31 CEST | Update | https://www.mdpi.com/1996-1944/12/1/121 |
| article html file updated | 17 July 2022 20:12 CEST | Update | - |
| article html file updated | 11 February 2020 06:13 CET | Update | - |
| article html file updated | 12 October 2019 18:15 CEST | Update | - |
| article html file updated | 27 April 2019 12:30 CEST | Update | - |
| article html file updated | 13 April 2019 08:27 CEST | Update | - |
| article html file updated | 2 April 2019 21:03 CEST | Update | - |
| article html file updated | 26 February 2019 11:34 CET | Update | - |
| article html file updated | 16 January 2019 07:26 CET | Update | - |
| article html file updated | 15 January 2019 01:51 CET | Update | - |
| article xml uploaded. | 14 January 2019 07:21 CET | Update | https://www.mdpi.com/1996-1944/12/1/121/xml |
| article xml uploaded. | 14 January 2019 07:21 CET | Update | - |
| article pdf uploaded. | 14 January 2019 07:21 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/1/121/pdf |
| article html file updated | 2 January 2019 08:27 CET | Original file | - |
| article pdf uploaded. | 2 January 2019 08:24 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/1/121/pdf-vor |
| article xml file uploaded | 2 January 2019 08:24 CET | Update | - |
| article pdf uploaded. | 2 January 2019 04:00 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/121/pdf-vor |
| article xml file uploaded | 2 January 2019 04:00 CET | Original file | - |
