| article html file updated | 31 August 2025 11:59 CEST | Update | https://www.mdpi.com/2073-4409/9/2/460 |
| article html file updated | 20 July 2022 20:30 CEST | Update | - |
| article html file updated | 6 March 2020 09:38 CET | Update | - |
| article html file updated | 28 February 2020 04:53 CET | Original file | - |
| article pdf uploaded. | 28 February 2020 04:52 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/460/pdf |
| article xml uploaded. | 28 February 2020 04:52 CET | Update | https://www.mdpi.com/2073-4409/9/2/460/xml |
| article xml file uploaded | 28 February 2020 04:52 CET | Update | - |
| article pdf uploaded. | 18 February 2020 13:34 CET | Version of Record | https://www.mdpi.com/2073-4409/9/2/460/pdf-vor |
| article xml file uploaded | 18 February 2020 13:34 CET | Original file | - |
