| article html file updated | 31 August 2025 00:21 CEST | Update | https://www.mdpi.com/2073-4344/9/9/706 |
| article html file updated | 20 July 2022 04:45 CEST | Update | - |
| article html file updated | 13 February 2020 11:55 CET | Update | - |
| article html file updated | 25 September 2019 22:19 CEST | Update | - |
| article html file updated | 23 August 2019 06:02 CEST | Original file | - |
| article pdf uploaded. | 23 August 2019 06:01 CEST | Version of Record | https://www.mdpi.com/2073-4344/9/9/706/pdf |
| article xml uploaded. | 23 August 2019 06:01 CEST | Update | https://www.mdpi.com/2073-4344/9/9/706/xml |
| article xml file uploaded | 23 August 2019 06:01 CEST | Original file | - |
