| article html file updated | 30 August 2025 11:50 CEST | Update | https://www.mdpi.com/1996-1073/12/3/520 |
| article html file updated | 18 July 2022 05:26 CEST | Update | - |
| article html file updated | 11 February 2020 14:19 CET | Update | - |
| article html file updated | 14 October 2019 14:39 CEST | Update | - |
| article html file updated | 26 April 2019 20:08 CEST | Update | - |
| article html file updated | 12 April 2019 15:59 CEST | Update | - |
| article html file updated | 3 April 2019 16:27 CEST | Update | - |
| article html file updated | 28 February 2019 16:31 CET | Update | - |
| article html file updated | 20 February 2019 05:25 CET | Update | - |
| article html file updated | 7 February 2019 04:26 CET | Original file | - |
| article pdf uploaded. | 7 February 2019 04:25 CET | Version of Record | https://www.mdpi.com/1996-1073/12/3/520/pdf |
| article xml uploaded. | 7 February 2019 04:25 CET | Update | https://www.mdpi.com/1996-1073/12/3/520/xml |
| article xml file uploaded | 7 February 2019 04:25 CET | Original file | - |