| article html file updated | 16 August 2026 12:16 CEST | Update | https://www.mdpi.com/1999-4923/11/9/457 |
| article html file updated | 13 February 2020 14:53 CET | Update | N/A |
| article html file updated | 25 September 2019 18:37 CEST | Update | N/A |
| article html file updated | 3 September 2019 16:03 CEST | Original file | N/A |
| article pdf uploaded. | 3 September 2019 16:02 CEST | Version of Record | https://www.mdpi.com/1999-4923/11/9/457/pdf |
| article xml uploaded. | 3 September 2019 16:02 CEST | Update | https://www.mdpi.com/1999-4923/11/9/457/xml |
| article xml file uploaded | 3 September 2019 16:02 CEST | Original file | N/A |
