| article html file updated | 31 August 2025 00:27 CEST | Update | https://www.mdpi.com/1999-4907/10/9/731 |
| article html file updated | 20 July 2022 04:37 CEST | Update | - |
| article html file updated | 13 February 2020 12:29 CET | Update | - |
| article html file updated | 27 September 2019 14:43 CEST | Update | - |
| article html file updated | 26 August 2019 04:51 CEST | Original file | - |
| article pdf uploaded. | 26 August 2019 04:49 CEST | Version of Record | https://www.mdpi.com/1999-4907/10/9/731/pdf |
| article xml uploaded. | 26 August 2019 04:49 CEST | Update | https://www.mdpi.com/1999-4907/10/9/731/xml |
| article xml file uploaded | 26 August 2019 04:49 CEST | Original file | - |
