| article html file updated | 31 August 2025 10:23 CEST | Update | https://www.mdpi.com/1996-1073/13/3/609 |
| article html file updated | 20 July 2022 18:53 CEST | Update | - |
| article html file updated | 20 February 2020 09:11 CET | Update | - |
| article html file updated | 15 February 2020 06:50 CET | Update | - |
| article html file updated | 31 January 2020 15:57 CET | Original file | - |
| article pdf uploaded. | 31 January 2020 15:55 CET | Version of Record | https://www.mdpi.com/1996-1073/13/3/609/pdf |
| article xml uploaded. | 31 January 2020 15:55 CET | Update | https://www.mdpi.com/1996-1073/13/3/609/xml |
| article xml file uploaded | 31 January 2020 15:55 CET | Original file | - |
