| article html file updated | 30 August 2025 12:04 CEST | Update | https://www.mdpi.com/1996-1073/12/4/634 |
| article html file updated | 19 July 2022 06:33 CEST | Update | - |
| article html file updated | 11 February 2020 16:31 CET | Update | - |
| article html file updated | 15 October 2019 02:41 CEST | Update | - |
| article html file updated | 26 April 2019 15:48 CEST | Update | - |
| article html file updated | 12 April 2019 11:32 CEST | Update | - |
| article html file updated | 3 April 2019 21:43 CEST | Update | - |
| article html file updated | 1 March 2019 13:49 CET | Update | - |
| article html file updated | 1 March 2019 02:46 CET | Update | - |
| article html file updated | 16 February 2019 09:50 CET | Original file | - |
| article pdf uploaded. | 16 February 2019 09:49 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/634/pdf |
| article xml uploaded. | 16 February 2019 09:49 CET | Update | https://www.mdpi.com/1996-1073/12/4/634/xml |
| article xml file uploaded | 16 February 2019 09:49 CET | Original file | - |
