| article html file updated | 31 August 2025 09:32 CEST | Update | https://www.mdpi.com/2073-4409/9/2/261 |
| article html file updated | 20 July 2022 18:04 CEST | Update | - |
| article html file updated | 6 March 2020 08:00 CET | Update | - |
| article html file updated | 15 February 2020 04:51 CET | Update | - |
| article html file updated | 12 February 2020 14:25 CET | Original file | - |
| article pdf uploaded. | 12 February 2020 14:24 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/261/pdf |
| article xml uploaded. | 12 February 2020 14:24 CET | Update | https://www.mdpi.com/2073-4409/9/2/261/xml |
| article xml file uploaded | 12 February 2020 14:24 CET | Update | - |
| article pdf uploaded. | 21 January 2020 10:29 CET | Version of Record | https://www.mdpi.com/2073-4409/9/2/261/pdf-vor |
| article xml file uploaded | 21 January 2020 10:29 CET | Original file | - |
