| article html file updated | 24 December 2025 17:16 CET | Update | https://www.mdpi.com/2073-4409/9/2/309 |
| article html file updated | 31 August 2025 10:06 CEST | Update | N/A |
| article html file updated | 20 July 2022 18:38 CEST | Update | N/A |
| article html file updated | 6 March 2020 08:13 CET | Update | N/A |
| article html file updated | 21 February 2020 01:06 CET | Original file | N/A |
| article pdf uploaded. | 20 February 2020 12:49 CET | Updated version of record | https://www.mdpi.com/2073-4409/9/2/309/pdf |
| article xml uploaded. | 20 February 2020 12:49 CET | Update | https://www.mdpi.com/2073-4409/9/2/309/xml |
| article xml file uploaded | 20 February 2020 12:49 CET | Update | N/A |
| article pdf uploaded. | 28 January 2020 12:21 CET | Version of Record | https://www.mdpi.com/2073-4409/9/2/309/pdf-vor |
| article xml file uploaded | 28 January 2020 12:21 CET | Original file | N/A |
