| article html file updated | 30 August 2025 11:04 CEST | Update | https://www.mdpi.com/2075-4663/7/1/21 |
| article html file updated | 20 July 2022 16:03 CEST | Update | N/A |
| article html file updated | 11 February 2020 09:15 CET | Update | N/A |
| article html file updated | 13 October 2019 10:41 CEST | Update | N/A |
| article html file updated | 27 April 2019 05:56 CEST | Update | N/A |
| article html file updated | 13 April 2019 02:03 CEST | Update | N/A |
| article html file updated | 3 April 2019 04:14 CEST | Update | N/A |
| article html file updated | 29 January 2019 10:57 CET | Update | N/A |
| article html file updated | 16 January 2019 05:03 CET | Original file | N/A |
| article pdf uploaded. | 16 January 2019 05:02 CET | Version of Record | https://www.mdpi.com/2075-4663/7/1/21/pdf |
| article xml uploaded. | 16 January 2019 05:02 CET | Update | https://www.mdpi.com/2075-4663/7/1/21/xml |
| article xml file uploaded | 16 January 2019 05:02 CET | Original file | N/A |