| article html file updated | 16 August 2026 11:09 CEST | Update | https://www.mdpi.com/1999-4907/10/9/747 |
| article html file updated | 31 August 2025 00:44 CEST | Update | N/A |
| article html file updated | 21 August 2025 22:19 CEST | Update | N/A |
| article html file updated | 20 July 2022 04:16 CEST | Update | N/A |
| article html file updated | 13 February 2020 13:59 CET | Update | N/A |
| article html file updated | 27 September 2019 14:49 CEST | Update | N/A |
| article html file updated | 6 September 2019 04:38 CEST | Update | N/A |
| article pdf uploaded. | 6 September 2019 04:36 CEST | Updated version of record | https://www.mdpi.com/1999-4907/10/9/747/pdf |
| article xml uploaded. | 6 September 2019 04:36 CEST | Update | https://www.mdpi.com/1999-4907/10/9/747/xml |
| article xml file uploaded | 6 September 2019 04:36 CEST | Update | N/A |
| article html file updated | 31 August 2019 08:23 CEST | Original file | N/A |
| article pdf uploaded. | 31 August 2019 08:22 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/9/747/pdf-vor |
| article xml uploaded. | 31 August 2019 08:22 CEST | Update | N/A |
| article xml file uploaded | 31 August 2019 08:22 CEST | Original file | N/A |
