| article html file updated | 30 August 2025 10:17 CEST | Update | https://www.mdpi.com/1999-4923/11/1/4 |
| article html file updated | 17 July 2022 18:18 CEST | Update | - |
| article html file updated | 11 February 2020 04:57 CET | Update | - |
| article html file updated | 12 October 2019 09:49 CEST | Update | - |
| article html file updated | 27 April 2019 15:27 CEST | Update | - |
| article html file updated | 13 April 2019 11:18 CEST | Update | - |
| article html file updated | 2 April 2019 17:52 CEST | Update | - |
| article html file updated | 30 January 2019 03:12 CET | Update | - |
| article html file updated | 23 December 2018 10:54 CET | Original file | - |
| article pdf uploaded. | 23 December 2018 10:53 CET | Version of Record | https://www.mdpi.com/1999-4923/11/1/4/pdf |
| article xml uploaded. | 23 December 2018 10:53 CET | Update | https://www.mdpi.com/1999-4923/11/1/4/xml |
| article xml file uploaded | 23 December 2018 10:53 CET | Original file | - |
