| article html file updated | 31 August 2025 11:28 CEST | Update | https://www.mdpi.com/2073-4409/9/2/421 |
| article html file updated | 20 July 2022 19:59 CEST | Update | N/A |
| article html file updated | 6 March 2020 09:14 CET | Update | N/A |
| article html file updated | 1 March 2020 06:56 CET | Original file | N/A |
| article pdf uploaded. | 1 March 2020 06:54 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/421/pdf |
| article xml uploaded. | 1 March 2020 06:54 CET | Update | https://www.mdpi.com/2073-4409/9/2/421/xml |
| article xml file uploaded | 1 March 2020 06:54 CET | Update | N/A |
| article pdf uploaded. | 25 February 2020 10:27 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/421/pdf-vor |
| article pdf uploaded. | 24 February 2020 11:15 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/421/pdf-vor |
| article pdf uploaded. | 12 February 2020 14:12 CET | Version of Record | https://www.mdpi.com/2073-4409/9/2/421/pdf-vor |
| article xml file uploaded | 12 February 2020 14:12 CET | Original file | N/A |
